12.109.1-nca10.net-v1

2022-04-02 17:20:22 +09:00
parent 483c97e224
commit 2f621ceb7a
439 changed files with 4682 additions and 3360 deletions
--- a/packages/backend/src/boot/master.ts
+++ b/packages/backend/src/boot/master.ts
@ -6,7 +6,7 @@ import cluster from 'node:cluster';
 import chalk from 'chalk';
 import chalkTemplate from 'chalk-template';
 import * as portscanner from 'portscanner';
-import { getConnection } from 'typeorm';
+import semver from 'semver';

 import Logger from '@/services/logger.js';
 import loadConfig from '@/config/load.js';
@ -14,7 +14,7 @@ import { Config } from '@/config/types.js';
 import { lessThan } from '@/prelude/array.js';
 import { envOption } from '../env.js';
 import { showMachineInfo } from '@/misc/show-machine-info.js';
-import { initDb } from '../db/postgre.js';
+import { db, initDb } from '../db/postgre.js';

 const _filename = fileURLToPath(import.meta.url);
 const _dirname = dirname(_filename);
@ -88,10 +88,6 @@ export async function masterMain() {
 	}
 }

-const runningNodejsVersion = process.version.slice(1).split('.').map(x => parseInt(x, 10));
-const requiredNodejsVersion = [11, 7, 0];
-const satisfyNodejsVersion = !lessThan(runningNodejsVersion, requiredNodejsVersion);
-
 function showEnvironment(): void {
 	const env = process.env.NODE_ENV;
 	const logger = bootLogger.createSubLogger('env');
@ -108,10 +104,11 @@ function showEnvironment(): void {
 function showNodejsVersion(): void {
 	const nodejsLogger = bootLogger.createSubLogger('nodejs');

-	nodejsLogger.info(`Version ${runningNodejsVersion.join('.')}`);
+	nodejsLogger.info(`Version ${process.version} detected.`);

-	if (!satisfyNodejsVersion) {
-		nodejsLogger.error(`Node.js version is less than ${requiredNodejsVersion.join('.')}. Please upgrade it.`, null, true);
+	const minVersion = fs.readFileSync(`${_dirname}/../../../../.node-version`, 'utf-8').trim();
+	if (semver.lt(process.version, minVersion)) {
+		nodejsLogger.error(`At least Node.js ${minVersion} required!`);
 		process.exit(1);
 	}
 }
@ -146,7 +143,7 @@ async function connectDb(): Promise<void> {
 	try {
 		dbLogger.info('Connecting...');
 		await initDb();
-		const v = await getConnection().query('SHOW server_version').then(x => x[0].server_version);
+		const v = await db.query('SHOW server_version').then(x => x[0].server_version);
 		dbLogger.succ(`Connected: v${v}`);
 	} catch (e) {
 		dbLogger.error('Cannot connect', null, true);
--- a/packages/backend/src/db/postgre.ts
+++ b/packages/backend/src/db/postgre.ts
@ -2,9 +2,10 @@
 import pg from 'pg';
 pg.types.setTypeParser(20, Number);

-import { createConnection, Logger, getConnection } from 'typeorm';
+import { Logger, DataSource } from 'typeorm';
 import * as highlight from 'cli-highlight';
 import config from '@/config/index.js';
+import { envOption } from '../env.js';

 import { dbLogger } from './logger.js';

@ -61,7 +62,6 @@ import { Antenna } from '@/models/entities/antenna.js';
 import { AntennaNote } from '@/models/entities/antenna-note.js';
 import { PromoNote } from '@/models/entities/promo-note.js';
 import { PromoRead } from '@/models/entities/promo-read.js';
-import { envOption } from '../env.js';
 import { Relay } from '@/models/entities/relay.js';
 import { MutedNote } from '@/models/entities/muted-note.js';
 import { Channel } from '@/models/entities/channel.js';
@ -73,8 +73,9 @@ import { PasswordResetRequest } from '@/models/entities/password-reset-request.j
 import { UserPending } from '@/models/entities/user-pending.js';

 import { entities as charts } from '@/services/chart/entities.js';
+import { Webhook } from '@/models/entities/webhook.js';

-const sqlLogger = dbLogger.createSubLogger('sql', 'white', false);
+const sqlLogger = dbLogger.createSubLogger('sql', 'gray', false);

 class MyCustomLogger implements Logger {
 	private highlight(sql: string) {
@ -84,9 +85,7 @@ class MyCustomLogger implements Logger {
 	}

 	public logQuery(query: string, parameters?: any[]) {
-		if (envOption.verbose) {
-			sqlLogger.info(this.highlight(query));
-		}
+		sqlLogger.info(this.highlight(query).substring(0, 100));
 	}

 	public logQueryError(error: string, query: string, parameters?: any[]) {
@ -173,58 +172,55 @@ export const entities = [
 	Ad,
 	PasswordResetRequest,
 	UserPending,
+	Webhook,
 	...charts,
 ];

-export function initDb(justBorrow = false, sync = false, forceRecreate = false) {
-	if (!forceRecreate) {
-		try {
-			const conn = getConnection();
-			return Promise.resolve(conn);
-		} catch (e) {}
-	}
+const log = process.env.NODE_ENV !== 'production';

-	const log = process.env.NODE_ENV !== 'production';
-
-	return createConnection({
-		type: 'postgres',
-		host: config.db.host,
-		port: config.db.port,
-		username: config.db.user,
-		password: config.db.pass,
-		database: config.db.db,
-		extra: {
-			statement_timeout: 1000 * 10,
-			...config.db.extra,
+export const db = new DataSource({
+	type: 'postgres',
+	host: config.db.host,
+	port: config.db.port,
+	username: config.db.user,
+	password: config.db.pass,
+	database: config.db.db,
+	extra: {
+		statement_timeout: 1000 * 10,
+		...config.db.extra,
+	},
+	synchronize: process.env.NODE_ENV === 'test',
+	dropSchema: process.env.NODE_ENV === 'test',
+	cache: !config.db.disableCache ? {
+		type: 'redis',
+		options: {
+			host: config.redis.host,
+			port: config.redis.port,
+			password: config.redis.pass,
+			prefix: `${config.redis.prefix}:query:`,
+			db: config.redis.db || 0,
 		},
-		synchronize: process.env.NODE_ENV === 'test' || sync,
-		dropSchema: process.env.NODE_ENV === 'test' && !justBorrow,
-		cache: !config.db.disableCache ? {
-			type: 'redis',
-			options: {
-				host: config.redis.host,
-				port: config.redis.port,
-				password: config.redis.pass,
-				prefix: `${config.redis.prefix}:query:`,
-				db: config.redis.db || 0,
-			},
-		} : false,
-		logging: log,
-		logger: log ? new MyCustomLogger() : undefined,
-		entities: entities,
-	});
+	} : false,
+	logging: log,
+	logger: log ? new MyCustomLogger() : undefined,
+	maxQueryExecutionTime: 300,
+	entities: entities,
+	migrations: ['../../migration/*.js'],
+});
+
+export async function initDb() {
+	await db.connect();
 }

 export async function resetDb() {
 	const reset = async () => {
-		const conn = await getConnection();
-		const tables = await conn.query(`SELECT relname AS "table"
+		const tables = await db.query(`SELECT relname AS "table"
 		FROM pg_class C LEFT JOIN pg_namespace N ON (N.oid = C.relnamespace)
 		WHERE nspname NOT IN ('pg_catalog', 'information_schema')
 			AND C.relkind = 'r'
 			AND nspname !~ '^pg_toast';`);
 		for (const table of tables) {
-			await conn.query(`DELETE FROM "${table.table}" CASCADE`);
+			await db.query(`DELETE FROM "${table.table}" CASCADE`);
 		}
 	};

--- a/packages/backend/src/misc/cache.ts
+++ b/packages/backend/src/misc/cache.ts
@ -1,5 +1,5 @@
 export class Cache<T> {
-	private cache: Map<string | null, { date: number; value: T; }>;
+	public cache: Map<string | null, { date: number; value: T; }>;
 	private lifetime: number;

 	constructor(lifetime: Cache<never>['lifetime']) {
@ -28,16 +28,52 @@ export class Cache<T> {
 		this.cache.delete(key);
 	}

-	public async fetch(key: string | null, fetcher: () => Promise<T>): Promise<T> {
+	/**
+	 * キャッシュがあればそれを返し、無ければfetcherを呼び出して結果をキャッシュ&返します
+	 * optional: キャッシュが存在してもvalidatorでfalseを返すとキャッシュ無効扱いにします
+	 */
+	public async fetch(key: string | null, fetcher: () => Promise<T>, validator?: (cachedValue: T) => boolean): Promise<T> {
 		const cachedValue = this.get(key);
 		if (cachedValue !== undefined) {
-			// Cache HIT
-			return cachedValue;
+			if (validator) {
+				if (validator(cachedValue)) {
+					// Cache HIT
+					return cachedValue;
+				}
+			} else {
+				// Cache HIT
+				return cachedValue;
+			}
 		}

 		// Cache MISS
 		const value = await fetcher();
-		this.set(key, value);
+		return value;
+	}
+
+	/**
+	 * キャッシュがあればそれを返し、無ければfetcherを呼び出して結果をキャッシュ&返します
+	 * optional: キャッシュが存在してもvalidatorでfalseを返すとキャッシュ無効扱いにします
+	 */
+	public async fetchMaybe(key: string | null, fetcher: () => Promise<T | undefined>, validator?: (cachedValue: T) => boolean): Promise<T | undefined> {
+		const cachedValue = this.get(key);
+		if (cachedValue !== undefined) {
+			if (validator) {
+				if (validator(cachedValue)) {
+					// Cache HIT
+					return cachedValue;
+				}
+			} else {
+				// Cache HIT
+				return cachedValue;
+			}
+		}
+
+		// Cache MISS
+		const value = await fetcher();
+		if (value !== undefined) {
+			this.set(key, value);
+		}
 		return value;
 	}
 }
--- a/packages/backend/src/misc/check-hit-antenna.ts
+++ b/packages/backend/src/misc/check-hit-antenna.ts
@ -1,17 +1,26 @@
 import { Antenna } from '@/models/entities/antenna.js';
 import { Note } from '@/models/entities/note.js';
 import { User } from '@/models/entities/user.js';
-import { UserListJoinings, UserGroupJoinings } from '@/models/index.js';
+import { UserListJoinings, UserGroupJoinings, Blockings } from '@/models/index.js';
 import { getFullApAccount } from './convert-host.js';
 import * as Acct from '@/misc/acct.js';
 import { Packed } from './schema.js';
+import { Cache } from './cache.js';
+
+const blockingCache = new Cache<User['id'][]>(1000 * 60 * 5);
+
+// NOTE: フォローしているユーザーのノート、リストのユーザーのノート、グループのユーザーのノート指定はパフォーマンス上の理由で無効になっている

 /**
 * noteUserFollowers / antennaUserFollowing はどちらか一方が指定されていればよい
 */
-export async function checkHitAntenna(antenna: Antenna, note: (Note | Packed<'Note'>), noteUser: { username: string; host: string | null; }, noteUserFollowers?: User['id'][], antennaUserFollowing?: User['id'][]): Promise<boolean> {
+export async function checkHitAntenna(antenna: Antenna, note: (Note | Packed<'Note'>), noteUser: { id: User['id']; username: string; host: string | null; }, noteUserFollowers?: User['id'][], antennaUserFollowing?: User['id'][]): Promise<boolean> {
 	if (note.visibility === 'specified') return false;

+	// アンテナ作成者がノート作成者にブロックされていたらスキップ
+	const blockings = await blockingCache.fetch(noteUser.id, () => Blockings.findBy({ blockerId: noteUser.id }).then(res => res.map(x => x.blockeeId)));
+	if (blockings.some(blocking => blocking === antenna.userId)) return false;
+
 	if (note.visibility === 'followers') {
 		if (noteUserFollowers && !noteUserFollowers.includes(antenna.userId)) return false;
 		if (antennaUserFollowing && !antennaUserFollowing.includes(note.userId)) return false;
@ -23,15 +32,15 @@ export async function checkHitAntenna(antenna: Antenna, note: (Note | Packed<'No
 		if (noteUserFollowers && !noteUserFollowers.includes(antenna.userId)) return false;
 		if (antennaUserFollowing && !antennaUserFollowing.includes(note.userId)) return false;
 	} else if (antenna.src === 'list') {
-		const listUsers = (await UserListJoinings.find({
+		const listUsers = (await UserListJoinings.findBy({
 			userListId: antenna.userListId!,
 		})).map(x => x.userId);

 		if (!listUsers.includes(note.userId)) return false;
 	} else if (antenna.src === 'group') {
-		const joining = await UserGroupJoinings.findOneOrFail(antenna.userGroupJoiningId!);
+		const joining = await UserGroupJoinings.findOneByOrFail({ id: antenna.userGroupJoiningId! });

-		const groupUsers = (await UserGroupJoinings.find({
+		const groupUsers = (await UserGroupJoinings.findBy({
 			userGroupId: joining.userGroupId,
 		})).map(x => x.userId);

--- a/packages/backend/src/misc/fetch-meta.ts
+++ b/packages/backend/src/misc/fetch-meta.ts
@ -1,19 +1,21 @@
+import { db } from '@/db/postgre.js';
 import { Meta } from '@/models/entities/meta.js';
-import { getConnection } from 'typeorm';

 let cache: Meta;

 export async function fetchMeta(noCache = false): Promise<Meta> {
 	if (!noCache && cache) return cache;

-	return await getConnection().transaction(async transactionalEntityManager => {
+	return await db.transaction(async transactionalEntityManager => {
 		// 過去のバグでレコードが複数出来てしまっている可能性があるので新しいIDを優先する
-		const meta = await transactionalEntityManager.findOne(Meta, {
+		const metas = await transactionalEntityManager.find(Meta, {
 			order: {
 				id: 'DESC',
 			},
 		});

+		const meta = metas[0];
+
 		if (meta) {
 			cache = meta;
 			return meta;
--- a/packages/backend/src/misc/fetch-proxy-account.ts
+++ b/packages/backend/src/misc/fetch-proxy-account.ts
@ -5,5 +5,5 @@ import { Users } from '@/models/index.js';
 export async function fetchProxyAccount(): Promise<ILocalUser | null> {
 	const meta = await fetchMeta();
 	if (meta.proxyAccountId == null) return null;
-	return await Users.findOneOrFail(meta.proxyAccountId) as ILocalUser;
+	return await Users.findOneByOrFail({ id: meta.proxyAccountId }) as ILocalUser;
 }
--- a/packages/backend/src/misc/keypair-store.ts
+++ b/packages/backend/src/misc/keypair-store.ts
@ -6,5 +6,5 @@ import { Cache } from './cache.js';
 const cache = new Cache<UserKeypair>(Infinity);

 export async function getUserKeypair(userId: User['id']): Promise<UserKeypair> {
-	return await cache.fetch(userId, () => UserKeypairs.findOneOrFail(userId));
+	return await cache.fetch(userId, () => UserKeypairs.findOneByOrFail({ userId: userId }));
 }
--- a/packages/backend/src/misc/populate-emojis.ts
+++ b/packages/backend/src/misc/populate-emojis.ts
@ -1,4 +1,4 @@
-import { In } from 'typeorm';
+import { In, IsNull } from 'typeorm';
 import { Emojis } from '@/models/index.js';
 import { Emoji } from '@/models/entities/emoji.js';
 import { Note } from '@/models/entities/note.js';
@ -52,9 +52,9 @@ export async function populateEmoji(emojiName: string, noteUserHost: string | nu
 	const { name, host } = parseEmojiStr(emojiName, noteUserHost);
 	if (name == null) return null;

-	const queryOrNull = async () => (await Emojis.findOne({
+	const queryOrNull = async () => (await Emojis.findOneBy({
 		name,
-		host,
+		host: host ?? IsNull(),
 	})) || null;

 	const emoji = await cache.fetch(`${name} ${host}`, queryOrNull);
@ -112,7 +112,7 @@ export async function prefetchEmojis(emojis: { name: string; host: string | null
 	for (const host of hosts) {
 		emojisQuery.push({
 			name: In(notCachedEmojis.filter(e => e.host === host).map(e => e.name)),
-			host: host,
+			host: host ?? IsNull(),
 		});
 	}
 	const _emojis = emojisQuery.length > 0 ? await Emojis.find({
--- a/packages/backend/src/misc/reaction-lib.ts
+++ b/packages/backend/src/misc/reaction-lib.ts
@ -3,6 +3,7 @@ import { emojiRegex } from './emoji-regex.js';
 import { fetchMeta } from './fetch-meta.js';
 import { Emojis } from '@/models/index.js';
 import { toPunyNullable } from './convert-host.js';
+import { IsNull } from 'typeorm';

 const legacies: Record<string, string> = {
 	'like':     '👍',
@ -74,8 +75,8 @@ export async function toDbReaction(reaction?: string | null, reacterHost?: strin
 	const custom = reaction.match(/^:([\w+-]+)(?:@\.)?:$/);
 	if (custom) {
 		const name = custom[1];
-		const emoji = await Emojis.findOne({
-			host: reacterHost || null,
+		const emoji = await Emojis.findOneBy({
+			host: reacterHost ?? IsNull(),
 			name,
 		});

--- a/packages/backend/src/misc/webhook-cache.ts
+++ b/packages/backend/src/misc/webhook-cache.ts
@ -0,0 +1,49 @@
+import { Webhooks } from '@/models/index.js';
+import { Webhook } from '@/models/entities/webhook.js';
+import { subsdcriber } from '../db/redis.js';
+
+let webhooksFetched = false;
+let webhooks: Webhook[] = [];
+
+export async function getActiveWebhooks() {
+	if (!webhooksFetched) {
+		webhooks = await Webhooks.findBy({
+			active: true,
+		});
+		webhooksFetched = true;
+	}
+
+	return webhooks;
+}
+
+subsdcriber.on('message', async (_, data) => {
+	const obj = JSON.parse(data);
+
+	if (obj.channel === 'internal') {
+		const { type, body } = obj.message;
+		switch (type) {
+			case 'webhookCreated':
+				if (body.active) {
+					webhooks.push(body);
+				}
+				break;
+			case 'webhookUpdated':
+				if (body.active) {
+					const i = webhooks.findIndex(a => a.id === body.id);
+					if (i > -1) {
+						webhooks[i] = body;
+					} else {
+						webhooks.push(body);
+					}
+				} else {
+					webhooks = webhooks.filter(a => a.id !== body.id);
+				}
+				break;
+			case 'webhookDeleted':
+				webhooks = webhooks.filter(a => a.id !== body.id);
+				break;
+			default:
+				break;
+		}
+	}
+});
--- a/packages/backend/src/models/entities/user.ts
+++ b/packages/backend/src/models/entities/user.ts
@ -234,3 +234,9 @@ export interface ILocalUser extends User {
 export interface IRemoteUser extends User {
 	host: string;
 }
+
+export type CacheableLocalUser = ILocalUser;
+
+export type CacheableRemoteUser = IRemoteUser;
+
+export type CacheableUser = CacheableLocalUser | CacheableRemoteUser;
--- a/packages/backend/src/models/entities/webhook.ts
+++ b/packages/backend/src/models/entities/webhook.ts
@ -0,0 +1,73 @@
+import { PrimaryColumn, Entity, Index, JoinColumn, Column, ManyToOne } from 'typeorm';
+import { User } from './user.js';
+import { id } from '../id.js';
+
+export const webhookEventTypes = ['mention', 'unfollow', 'follow', 'followed', 'note', 'reply', 'renote', 'reaction'] as const;
+
+@Entity()
+export class Webhook {
+	@PrimaryColumn(id())
+	public id: string;
+
+	@Column('timestamp with time zone', {
+		comment: 'The created date of the Antenna.',
+	})
+	public createdAt: Date;
+
+	@Index()
+	@Column({
+		...id(),
+		comment: 'The owner ID.',
+	})
+	public userId: User['id'];
+
+	@ManyToOne(type => User, {
+		onDelete: 'CASCADE',
+	})
+	@JoinColumn()
+	public user: User | null;
+
+	@Column('varchar', {
+		length: 128,
+		comment: 'The name of the Antenna.',
+	})
+	public name: string;
+
+	@Index()
+	@Column('varchar', {
+		length: 128, array: true, default: '{}',
+	})
+	public on: (typeof webhookEventTypes)[number][];
+
+	@Column('varchar', {
+		length: 1024,
+	})
+	public url: string;
+
+	@Column('varchar', {
+		length: 1024,
+	})
+	public secret: string;
+
+	@Index()
+	@Column('boolean', {
+		default: true,
+	})
+	public active: boolean;
+
+	/**
+	 * 直近のリクエスト送信日時
+	 */
+	@Column('timestamp with time zone', {
+		nullable: true,
+	})
+	public latestSentAt: Date | null;
+
+	/**
+	 * 直近のリクエスト送信時のHTTPステータスコード
+	 */
+	@Column('integer', {
+		nullable: true,
+	})
+	public latestStatus: number | null;
+}
--- a/packages/backend/src/models/index.ts
+++ b/packages/backend/src/models/index.ts
@ -1,4 +1,6 @@
-import { getRepository, getCustomRepository } from 'typeorm';
+import { } from 'typeorm';
+import { db } from '@/db/postgre.js';
+
 import { Announcement } from './entities/announcement.js';
 import { AnnouncementRead } from './entities/announcement-read.js';
 import { Instance } from './entities/instance.js';
@ -62,66 +64,68 @@ import { Ad } from './entities/ad.js';
 import { PasswordResetRequest } from './entities/password-reset-request.js';
 import { UserPending } from './entities/user-pending.js';
 import { InstanceRepository } from './repositories/instance.js';
+import { Webhook } from './entities/webhook.js';

-export const Announcements = getRepository(Announcement);
-export const AnnouncementReads = getRepository(AnnouncementRead);
-export const Apps = getCustomRepository(AppRepository);
-export const Notes = getCustomRepository(NoteRepository);
-export const NoteFavorites = getCustomRepository(NoteFavoriteRepository);
-export const NoteWatchings = getRepository(NoteWatching);
-export const NoteThreadMutings = getRepository(NoteThreadMuting);
-export const NoteReactions = getCustomRepository(NoteReactionRepository);
-export const NoteUnreads = getRepository(NoteUnread);
-export const Polls = getRepository(Poll);
-export const PollVotes = getRepository(PollVote);
-export const Users = getCustomRepository(UserRepository);
-export const UserProfiles = getRepository(UserProfile);
-export const UserKeypairs = getRepository(UserKeypair);
-export const UserPendings = getRepository(UserPending);
-export const AttestationChallenges = getRepository(AttestationChallenge);
-export const UserSecurityKeys = getRepository(UserSecurityKey);
-export const UserPublickeys = getRepository(UserPublickey);
-export const UserLists = getCustomRepository(UserListRepository);
-export const UserListJoinings = getRepository(UserListJoining);
-export const UserGroups = getCustomRepository(UserGroupRepository);
-export const UserGroupJoinings = getRepository(UserGroupJoining);
-export const UserGroupInvitations = getCustomRepository(UserGroupInvitationRepository);
-export const UserNotePinings = getRepository(UserNotePining);
-export const UsedUsernames = getRepository(UsedUsername);
-export const Followings = getCustomRepository(FollowingRepository);
-export const FollowRequests = getCustomRepository(FollowRequestRepository);
-export const Instances = getCustomRepository(InstanceRepository);
-export const Emojis = getCustomRepository(EmojiRepository);
-export const DriveFiles = getCustomRepository(DriveFileRepository);
-export const DriveFolders = getCustomRepository(DriveFolderRepository);
-export const Notifications = getCustomRepository(NotificationRepository);
-export const Metas = getRepository(Meta);
-export const Mutings = getCustomRepository(MutingRepository);
-export const Blockings = getCustomRepository(BlockingRepository);
-export const SwSubscriptions = getRepository(SwSubscription);
-export const Hashtags = getCustomRepository(HashtagRepository);
-export const AbuseUserReports = getCustomRepository(AbuseUserReportRepository);
-export const RegistrationTickets = getRepository(RegistrationTicket);
-export const AuthSessions = getCustomRepository(AuthSessionRepository);
-export const AccessTokens = getRepository(AccessToken);
-export const Signins = getCustomRepository(SigninRepository);
-export const MessagingMessages = getCustomRepository(MessagingMessageRepository);
-export const Pages = getCustomRepository(PageRepository);
-export const PageLikes = getCustomRepository(PageLikeRepository);
-export const GalleryPosts = getCustomRepository(GalleryPostRepository);
-export const GalleryLikes = getCustomRepository(GalleryLikeRepository);
-export const ModerationLogs = getCustomRepository(ModerationLogRepository);
-export const Clips = getCustomRepository(ClipRepository);
-export const ClipNotes = getRepository(ClipNote);
-export const Antennas = getCustomRepository(AntennaRepository);
-export const AntennaNotes = getRepository(AntennaNote);
-export const PromoNotes = getRepository(PromoNote);
-export const PromoReads = getRepository(PromoRead);
-export const Relays = getCustomRepository(RelayRepository);
-export const MutedNotes = getRepository(MutedNote);
-export const Channels = getCustomRepository(ChannelRepository);
-export const ChannelFollowings = getRepository(ChannelFollowing);
-export const ChannelNotePinings = getRepository(ChannelNotePining);
-export const RegistryItems = getRepository(RegistryItem);
-export const Ads = getRepository(Ad);
-export const PasswordResetRequests = getRepository(PasswordResetRequest);
+export const Announcements = db.getRepository(Announcement);
+export const AnnouncementReads = db.getRepository(AnnouncementRead);
+export const Apps = (AppRepository);
+export const Notes = (NoteRepository);
+export const NoteFavorites = (NoteFavoriteRepository);
+export const NoteWatchings = db.getRepository(NoteWatching);
+export const NoteThreadMutings = db.getRepository(NoteThreadMuting);
+export const NoteReactions = (NoteReactionRepository);
+export const NoteUnreads = db.getRepository(NoteUnread);
+export const Polls = db.getRepository(Poll);
+export const PollVotes = db.getRepository(PollVote);
+export const Users = (UserRepository);
+export const UserProfiles = db.getRepository(UserProfile);
+export const UserKeypairs = db.getRepository(UserKeypair);
+export const UserPendings = db.getRepository(UserPending);
+export const AttestationChallenges = db.getRepository(AttestationChallenge);
+export const UserSecurityKeys = db.getRepository(UserSecurityKey);
+export const UserPublickeys = db.getRepository(UserPublickey);
+export const UserLists = (UserListRepository);
+export const UserListJoinings = db.getRepository(UserListJoining);
+export const UserGroups = (UserGroupRepository);
+export const UserGroupJoinings = db.getRepository(UserGroupJoining);
+export const UserGroupInvitations = (UserGroupInvitationRepository);
+export const UserNotePinings = db.getRepository(UserNotePining);
+export const UsedUsernames = db.getRepository(UsedUsername);
+export const Followings = (FollowingRepository);
+export const FollowRequests = (FollowRequestRepository);
+export const Instances = (InstanceRepository);
+export const Emojis = (EmojiRepository);
+export const DriveFiles = (DriveFileRepository);
+export const DriveFolders = (DriveFolderRepository);
+export const Notifications = (NotificationRepository);
+export const Metas = db.getRepository(Meta);
+export const Mutings = (MutingRepository);
+export const Blockings = (BlockingRepository);
+export const SwSubscriptions = db.getRepository(SwSubscription);
+export const Hashtags = (HashtagRepository);
+export const AbuseUserReports = (AbuseUserReportRepository);
+export const RegistrationTickets = db.getRepository(RegistrationTicket);
+export const AuthSessions = (AuthSessionRepository);
+export const AccessTokens = db.getRepository(AccessToken);
+export const Signins = (SigninRepository);
+export const MessagingMessages = (MessagingMessageRepository);
+export const Pages = (PageRepository);
+export const PageLikes = (PageLikeRepository);
+export const GalleryPosts = (GalleryPostRepository);
+export const GalleryLikes = (GalleryLikeRepository);
+export const ModerationLogs = (ModerationLogRepository);
+export const Clips = (ClipRepository);
+export const ClipNotes = db.getRepository(ClipNote);
+export const Antennas = (AntennaRepository);
+export const AntennaNotes = db.getRepository(AntennaNote);
+export const PromoNotes = db.getRepository(PromoNote);
+export const PromoReads = db.getRepository(PromoRead);
+export const Relays = (RelayRepository);
+export const MutedNotes = db.getRepository(MutedNote);
+export const Channels = (ChannelRepository);
+export const ChannelFollowings = db.getRepository(ChannelFollowing);
+export const ChannelNotePinings = db.getRepository(ChannelNotePining);
+export const RegistryItems = db.getRepository(RegistryItem);
+export const Webhooks = db.getRepository(Webhook);
+export const Ads = db.getRepository(Ad);
+export const PasswordResetRequests = db.getRepository(PasswordResetRequest);
--- a/packages/backend/src/models/repositories/abuse-user-report.ts
+++ b/packages/backend/src/models/repositories/abuse-user-report.ts
@ -1,14 +1,13 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Users } from '../index.js';
 import { AbuseUserReport } from '@/models/entities/abuse-user-report.js';
 import { awaitAll } from '@/prelude/await-all.js';

-@EntityRepository(AbuseUserReport)
-export class AbuseUserReportRepository extends Repository<AbuseUserReport> {
-	public async pack(
+export const AbuseUserReportRepository = db.getRepository(AbuseUserReport).extend({
+	async pack(
 		src: AbuseUserReport['id'] | AbuseUserReport,
 	) {
-		const report = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const report = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: report.id,
@ -29,11 +28,11 @@ export class AbuseUserReportRepository extends Repository<AbuseUserReport> {
 			}) : null,
 			forwarded: report.forwarded,
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		reports: any[],
 	) {
 		return Promise.all(reports.map(x => this.pack(x)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/antenna.ts
+++ b/packages/backend/src/models/repositories/antenna.ts
@ -1,17 +1,16 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Antenna } from '@/models/entities/antenna.js';
 import { Packed } from '@/misc/schema.js';
 import { AntennaNotes, UserGroupJoinings } from '../index.js';

-@EntityRepository(Antenna)
-export class AntennaRepository extends Repository<Antenna> {
-	public async pack(
+export const AntennaRepository = db.getRepository(Antenna).extend({
+	async pack(
 		src: Antenna['id'] | Antenna,
 	): Promise<Packed<'Antenna'>> {
-		const antenna = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const antenna = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

-		const hasUnreadNote = (await AntennaNotes.findOne({ antennaId: antenna.id, read: false })) != null;
-		const userGroupJoining = antenna.userGroupJoiningId ? await UserGroupJoinings.findOne(antenna.userGroupJoiningId) : null;
+		const hasUnreadNote = (await AntennaNotes.findOneBy({ antennaId: antenna.id, read: false })) != null;
+		const userGroupJoining = antenna.userGroupJoiningId ? await UserGroupJoinings.findOneBy({ id: antenna.userGroupJoiningId }) : null;

 		return {
 			id: antenna.id,
@ -29,5 +28,5 @@ export class AntennaRepository extends Repository<Antenna> {
 			withFile: antenna.withFile,
 			hasUnreadNote,
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/app.ts
+++ b/packages/backend/src/models/repositories/app.ts
@ -1,12 +1,11 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { App } from '@/models/entities/app.js';
 import { AccessTokens } from '../index.js';
 import { Packed } from '@/misc/schema.js';
 import { User } from '../entities/user.js';

-@EntityRepository(App)
-export class AppRepository extends Repository<App> {
-	public async pack(
+export const AppRepository = db.getRepository(App).extend({
+	async pack(
 		src: App['id'] | App,
 		me?: { id: User['id'] } | null | undefined,
 		options?: {
@ -21,7 +20,7 @@ export class AppRepository extends Repository<App> {
 			includeProfileImageIds: false,
 		}, options);

-		const app = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const app = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: app.id,
@ -30,11 +29,11 @@ export class AppRepository extends Repository<App> {
 			permission: app.permission,
 			...(opts.includeSecret ? { secret: app.secret } : {}),
 			...(me ? {
-				isAuthorized: await AccessTokens.count({
+				isAuthorized: await AccessTokens.countBy({
 					appId: app.id,
 					userId: me.id,
 				}).then(count => count > 0),
 			} : {}),
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/auth-session.ts
+++ b/packages/backend/src/models/repositories/auth-session.ts
@ -1,21 +1,20 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Apps } from '../index.js';
 import { AuthSession } from '@/models/entities/auth-session.js';
 import { awaitAll } from '@/prelude/await-all.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(AuthSession)
-export class AuthSessionRepository extends Repository<AuthSession> {
-	public async pack(
+export const AuthSessionRepository = db.getRepository(AuthSession).extend({
+	async pack(
 		src: AuthSession['id'] | AuthSession,
 		me?: { id: User['id'] } | null | undefined
 	) {
-		const session = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const session = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: session.id,
 			app: Apps.pack(session.appId, me),
 			token: session.token,
 		});
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/blocking.ts
+++ b/packages/backend/src/models/repositories/blocking.ts
@ -1,17 +1,16 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Users } from '../index.js';
 import { Blocking } from '@/models/entities/blocking.js';
 import { awaitAll } from '@/prelude/await-all.js';
 import { Packed } from '@/misc/schema.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(Blocking)
-export class BlockingRepository extends Repository<Blocking> {
-	public async pack(
+export const BlockingRepository = db.getRepository(Blocking).extend({
+	async pack(
 		src: Blocking['id'] | Blocking,
 		me?: { id: User['id'] } | null | undefined
 	): Promise<Packed<'Blocking'>> {
-		const blocking = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const blocking = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: blocking.id,
@ -21,12 +20,12 @@ export class BlockingRepository extends Repository<Blocking> {
 				detail: true,
 			}),
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		blockings: any[],
 		me: { id: User['id'] }
 	) {
 		return Promise.all(blockings.map(x => this.pack(x, me)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/channel.ts
+++ b/packages/backend/src/models/repositories/channel.ts
@ -1,23 +1,22 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Channel } from '@/models/entities/channel.js';
 import { Packed } from '@/misc/schema.js';
 import { DriveFiles, ChannelFollowings, NoteUnreads } from '../index.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(Channel)
-export class ChannelRepository extends Repository<Channel> {
-	public async pack(
+export const ChannelRepository = db.getRepository(Channel).extend({
+	async pack(
 		src: Channel['id'] | Channel,
 		me?: { id: User['id'] } | null | undefined,
 	): Promise<Packed<'Channel'>> {
-		const channel = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const channel = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });
 		const meId = me ? me.id : null;

-		const banner = channel.bannerId ? await DriveFiles.findOne(channel.bannerId) : null;
+		const banner = channel.bannerId ? await DriveFiles.findOneBy({ id: channel.bannerId }) : null;

-		const hasUnreadNote = meId ? (await NoteUnreads.findOne({ noteChannelId: channel.id, userId: meId })) != null : undefined;
+		const hasUnreadNote = meId ? (await NoteUnreads.findOneBy({ noteChannelId: channel.id, userId: meId })) != null : undefined;

-		const following = meId ? await ChannelFollowings.findOne({
+		const following = meId ? await ChannelFollowings.findOneBy({
 			followerId: meId,
 			followeeId: channel.id,
 		}) : null;
@ -38,5 +37,5 @@ export class ChannelRepository extends Repository<Channel> {
 				hasUnreadNote,
 			} : {}),
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/clip.ts
+++ b/packages/backend/src/models/repositories/clip.ts
@ -1,15 +1,14 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Clip } from '@/models/entities/clip.js';
 import { Packed } from '@/misc/schema.js';
 import { Users } from '../index.js';
 import { awaitAll } from '@/prelude/await-all.js';

-@EntityRepository(Clip)
-export class ClipRepository extends Repository<Clip> {
-	public async pack(
+export const ClipRepository = db.getRepository(Clip).extend({
+	async pack(
 		src: Clip['id'] | Clip,
 	): Promise<Packed<'Clip'>> {
-		const clip = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const clip = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: clip.id,
@ -20,12 +19,12 @@ export class ClipRepository extends Repository<Clip> {
 			description: clip.description,
 			isPublic: clip.isPublic,
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		clips: Clip[],
 	) {
 		return Promise.all(clips.map(x => this.pack(x)));
-	}
-}
+	},
+});

--- a/packages/backend/src/models/repositories/drive-file.ts
+++ b/packages/backend/src/models/repositories/drive-file.ts
@ -1,4 +1,4 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { DriveFile } from '@/models/entities/drive-file.js';
 import { Users, DriveFolders } from '../index.js';
 import { User } from '@/models/entities/user.js';
@ -16,9 +16,8 @@ type PackOptions = {
 	withUser?: boolean,
 };

-@EntityRepository(DriveFile)
-export class DriveFileRepository extends Repository<DriveFile> {
-	public validateFileName(name: string): boolean {
+export const DriveFileRepository = db.getRepository(DriveFile).extend({
+	validateFileName(name: string): boolean {
 		return (
 			(name.trim().length > 0) &&
 			(name.length <= 200) &&
@ -26,9 +25,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 			(name.indexOf('/') === -1) &&
 			(name.indexOf('..') === -1)
 		);
-	}
+	},

-	public getPublicProperties(file: DriveFile): DriveFile['properties'] {
+	getPublicProperties(file: DriveFile): DriveFile['properties'] {
 		if (file.properties.orientation != null) {
 			const properties = JSON.parse(JSON.stringify(file.properties));
 			if (file.properties.orientation >= 5) {
@ -39,9 +38,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 		}

 		return file.properties;
-	}
+	},

-	public getPublicUrl(file: DriveFile, thumbnail = false): string | null {
+	getPublicUrl(file: DriveFile, thumbnail = false): string | null {
 		// リモートかつメディアプロキシ
 		if (file.uri != null && file.userHost != null && config.mediaProxy != null) {
 			return appendQuery(config.mediaProxy, query({
@ -62,9 +61,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 		const isImage = file.type && ['image/png', 'image/apng', 'image/gif', 'image/jpeg', 'image/webp', 'image/svg+xml'].includes(file.type);

 		return thumbnail ? (file.thumbnailUrl || (isImage ? (file.webpublicUrl || file.url) : null)) : (file.webpublicUrl || file.url);
-	}
+	},

-	public async calcDriveUsageOf(user: User['id'] | { id: User['id'] }): Promise<number> {
+	async calcDriveUsageOf(user: User['id'] | { id: User['id'] }): Promise<number> {
 		const id = typeof user === 'object' ? user.id : user;

 		const { sum } = await this
@ -75,9 +74,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 			.getRawOne();

 		return parseInt(sum, 10) || 0;
-	}
+	},

-	public async calcDriveUsageOfHost(host: string): Promise<number> {
+	async calcDriveUsageOfHost(host: string): Promise<number> {
 		const { sum } = await this
 			.createQueryBuilder('file')
 			.where('file.userHost = :host', { host: toPuny(host) })
@ -86,9 +85,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 			.getRawOne();

 		return parseInt(sum, 10) || 0;
-	}
+	},

-	public async calcDriveUsageOfLocal(): Promise<number> {
+	async calcDriveUsageOfLocal(): Promise<number> {
 		const { sum } = await this
 			.createQueryBuilder('file')
 			.where('file.userHost IS NULL')
@ -97,9 +96,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 			.getRawOne();

 		return parseInt(sum, 10) || 0;
-	}
+	},

-	public async calcDriveUsageOfRemote(): Promise<number> {
+	async calcDriveUsageOfRemote(): Promise<number> {
 		const { sum } = await this
 			.createQueryBuilder('file')
 			.where('file.userHost IS NOT NULL')
@ -108,11 +107,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 			.getRawOne();

 		return parseInt(sum, 10) || 0;
-	}
+	},

-	public async pack(src: DriveFile['id'], options?: PackOptions): Promise<Packed<'DriveFile'> | null>;
-	public async pack(src: DriveFile, options?: PackOptions): Promise<Packed<'DriveFile'>>;
-	public async pack(
+	async pack(
 		src: DriveFile['id'] | DriveFile,
 		options?: PackOptions
 	): Promise<Packed<'DriveFile'> | null> {
@ -121,11 +118,9 @@ export class DriveFileRepository extends Repository<DriveFile> {
 			self: false,
 		}, options);

-		const file = typeof src === 'object' ? src : await this.findOne(src);
+		const file = typeof src === 'object' ? src : await this.findOneBy({ id: src });
 		if (file == null) return null;

-		const meta = await fetchMeta();
-
 		return await awaitAll<Packed<'DriveFile'>>({
 			id: file.id,
 			createdAt: file.createdAt.toISOString(),
@ -146,13 +141,13 @@ export class DriveFileRepository extends Repository<DriveFile> {
 			userId: opts.withUser ? file.userId : null,
 			user: (opts.withUser && file.userId) ? Users.pack(file.userId) : null,
 		});
-	}
+	},

-	public async packMany(
+	async packMany(
 		files: (DriveFile['id'] | DriveFile)[],
 		options?: PackOptions
 	) {
 		const items = await Promise.all(files.map(f => this.pack(f, options)));
 		return items.filter(x => x != null);
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/drive-folder.ts
+++ b/packages/backend/src/models/repositories/drive-folder.ts
@ -1,12 +1,11 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { DriveFolders, DriveFiles } from '../index.js';
 import { DriveFolder } from '@/models/entities/drive-folder.js';
 import { awaitAll } from '@/prelude/await-all.js';
 import { Packed } from '@/misc/schema.js';

-@EntityRepository(DriveFolder)
-export class DriveFolderRepository extends Repository<DriveFolder> {
-	public async pack(
+export const DriveFolderRepository = db.getRepository(DriveFolder).extend({
+	async pack(
 		src: DriveFolder['id'] | DriveFolder,
 		options?: {
 			detail: boolean
@ -16,7 +15,7 @@ export class DriveFolderRepository extends Repository<DriveFolder> {
 			detail: false,
 		}, options);

-		const folder = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const folder = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: folder.id,
@ -25,10 +24,10 @@ export class DriveFolderRepository extends Repository<DriveFolder> {
 			parentId: folder.parentId,

 			...(opts.detail ? {
-				foldersCount: DriveFolders.count({
+				foldersCount: DriveFolders.countBy({
 					parentId: folder.id,
 				}),
-				filesCount: DriveFiles.count({
+				filesCount: DriveFiles.countBy({
 					folderId: folder.id,
 				}),

@ -39,5 +38,5 @@ export class DriveFolderRepository extends Repository<DriveFolder> {
 				} : {}),
 			} : {}),
 		});
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/emoji.ts
+++ b/packages/backend/src/models/repositories/emoji.ts
@ -1,13 +1,12 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Emoji } from '@/models/entities/emoji.js';
 import { Packed } from '@/misc/schema.js';

-@EntityRepository(Emoji)
-export class EmojiRepository extends Repository<Emoji> {
-	public async pack(
+export const EmojiRepository = db.getRepository(Emoji).extend({
+	async pack(
 		src: Emoji['id'] | Emoji,
 	): Promise<Packed<'Emoji'>> {
-		const emoji = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const emoji = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: emoji.id,
@ -18,11 +17,11 @@ export class EmojiRepository extends Repository<Emoji> {
 			// || emoji.originalUrl してるのは後方互換性のため
 			url: emoji.publicUrl || emoji.originalUrl,
 		};
-	}
+	},

-	public packMany(
+	packMany(
 		emojis: any[],
 	) {
 		return Promise.all(emojis.map(x => this.pack(x)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/follow-request.ts
+++ b/packages/backend/src/models/repositories/follow-request.ts
@ -1,20 +1,19 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { FollowRequest } from '@/models/entities/follow-request.js';
 import { Users } from '../index.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(FollowRequest)
-export class FollowRequestRepository extends Repository<FollowRequest> {
-	public async pack(
+export const FollowRequestRepository = db.getRepository(FollowRequest).extend({
+	async pack(
 		src: FollowRequest['id'] | FollowRequest,
 		me?: { id: User['id'] } | null | undefined
 	) {
-		const request = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const request = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: request.id,
 			follower: await Users.pack(request.followerId, me),
 			followee: await Users.pack(request.followeeId, me),
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/following.ts
+++ b/packages/backend/src/models/repositories/following.ts
@ -1,4 +1,4 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Users } from '../index.js';
 import { Following } from '@/models/entities/following.js';
 import { awaitAll } from '@/prelude/await-all.js';
@ -29,25 +29,24 @@ type RemoteFolloweeFollowing = Following & {
 	followeeSharedInbox: string;
 };

-@EntityRepository(Following)
-export class FollowingRepository extends Repository<Following> {
-	public isLocalFollower(following: Following): following is LocalFollowerFollowing {
+export const FollowingRepository = db.getRepository(Following).extend({
+	isLocalFollower(following: Following): following is LocalFollowerFollowing {
 		return following.followerHost == null;
-	}
+	},

-	public isRemoteFollower(following: Following): following is RemoteFollowerFollowing {
+	isRemoteFollower(following: Following): following is RemoteFollowerFollowing {
 		return following.followerHost != null;
-	}
+	},

-	public isLocalFollowee(following: Following): following is LocalFolloweeFollowing {
+	isLocalFollowee(following: Following): following is LocalFolloweeFollowing {
 		return following.followeeHost == null;
-	}
+	},

-	public isRemoteFollowee(following: Following): following is RemoteFolloweeFollowing {
+	isRemoteFollowee(following: Following): following is RemoteFolloweeFollowing {
 		return following.followeeHost != null;
-	}
+	},

-	public async pack(
+	async pack(
 		src: Following['id'] | Following,
 		me?: { id: User['id'] } | null | undefined,
 		opts?: {
@ -55,7 +54,7 @@ export class FollowingRepository extends Repository<Following> {
 			populateFollower?: boolean;
 		}
 	): Promise<Packed<'Following'>> {
-		const following = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const following = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		if (opts == null) opts = {};

@ -71,9 +70,9 @@ export class FollowingRepository extends Repository<Following> {
 				detail: true,
 			}) : undefined,
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		followings: any[],
 		me?: { id: User['id'] } | null | undefined,
 		opts?: {
@ -82,5 +81,5 @@ export class FollowingRepository extends Repository<Following> {
 		}
 	) {
 		return Promise.all(followings.map(x => this.pack(x, me, opts)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/gallery-like.ts
+++ b/packages/backend/src/models/repositories/gallery-like.ts
@ -1,25 +1,24 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { GalleryLike } from '@/models/entities/gallery-like.js';
 import { GalleryPosts } from '../index.js';

-@EntityRepository(GalleryLike)
-export class GalleryLikeRepository extends Repository<GalleryLike> {
-	public async pack(
+export const GalleryLikeRepository = db.getRepository(GalleryLike).extend({
+	async pack(
 		src: GalleryLike['id'] | GalleryLike,
 		me?: any
 	) {
-		const like = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const like = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: like.id,
 			post: await GalleryPosts.pack(like.post || like.postId, me),
 		};
-	}
+	},

-	public packMany(
+	packMany(
 		likes: any[],
 		me: any
 	) {
 		return Promise.all(likes.map(x => this.pack(x, me)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/gallery-post.ts
+++ b/packages/backend/src/models/repositories/gallery-post.ts
@ -1,18 +1,17 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { GalleryPost } from '@/models/entities/gallery-post.js';
 import { Packed } from '@/misc/schema.js';
 import { Users, DriveFiles, GalleryLikes } from '../index.js';
 import { awaitAll } from '@/prelude/await-all.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(GalleryPost)
-export class GalleryPostRepository extends Repository<GalleryPost> {
-	public async pack(
+export const GalleryPostRepository = db.getRepository(GalleryPost).extend({
+	async pack(
 		src: GalleryPost['id'] | GalleryPost,
 		me?: { id: User['id'] } | null | undefined,
 	): Promise<Packed<'GalleryPost'>> {
 		const meId = me ? me.id : null;
-		const post = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const post = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: post.id,
@ -27,14 +26,14 @@ export class GalleryPostRepository extends Repository<GalleryPost> {
 			tags: post.tags.length > 0 ? post.tags : undefined,
 			isSensitive: post.isSensitive,
 			likedCount: post.likedCount,
-			isLiked: meId ? await GalleryLikes.findOne({ postId: post.id, userId: meId }).then(x => x != null) : undefined,
+			isLiked: meId ? await GalleryLikes.findOneBy({ postId: post.id, userId: meId }).then(x => x != null) : undefined,
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		posts: GalleryPost[],
 		me?: { id: User['id'] } | null | undefined,
 	) {
 		return Promise.all(posts.map(x => this.pack(x, me)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/hashtag.ts
+++ b/packages/backend/src/models/repositories/hashtag.ts
@ -1,10 +1,9 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Hashtag } from '@/models/entities/hashtag.js';
 import { Packed } from '@/misc/schema.js';

-@EntityRepository(Hashtag)
-export class HashtagRepository extends Repository<Hashtag> {
-	public async pack(
+export const HashtagRepository = db.getRepository(Hashtag).extend({
+	async pack(
 		src: Hashtag,
 	): Promise<Packed<'Hashtag'>> {
 		return {
@ -16,11 +15,11 @@ export class HashtagRepository extends Repository<Hashtag> {
 			attachedLocalUsersCount: src.attachedLocalUsersCount,
 			attachedRemoteUsersCount: src.attachedRemoteUsersCount,
 		};
-	}
+	},

-	public packMany(
+	packMany(
 		hashtags: Hashtag[],
 	) {
 		return Promise.all(hashtags.map(x => this.pack(x)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/instance.ts
+++ b/packages/backend/src/models/repositories/instance.ts
@ -1,10 +1,9 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Instance } from '@/models/entities/instance.js';
 import { Packed } from '@/misc/schema.js';

-@EntityRepository(Instance)
-export class InstanceRepository extends Repository<Instance> {
-	public async pack(
+export const InstanceRepository = db.getRepository(Instance).extend({
+	async pack(
 		instance: Instance,
 	): Promise<Packed<'FederationInstance'>> {
 		return {
@ -29,11 +28,11 @@ export class InstanceRepository extends Repository<Instance> {
 			iconUrl: instance.iconUrl,
 			infoUpdatedAt: instance.infoUpdatedAt ? instance.infoUpdatedAt.toISOString() : null,
 		};
-	}
+	},

-	public packMany(
+	packMany(
 		instances: Instance[],
 	) {
 		return Promise.all(instances.map(x => this.pack(x)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/messaging-message.ts
+++ b/packages/backend/src/models/repositories/messaging-message.ts
@ -1,12 +1,11 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { MessagingMessage } from '@/models/entities/messaging-message.js';
 import { Users, DriveFiles, UserGroups } from '../index.js';
 import { Packed } from '@/misc/schema.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(MessagingMessage)
-export class MessagingMessageRepository extends Repository<MessagingMessage> {
-	public async pack(
+export const MessagingMessageRepository = db.getRepository(MessagingMessage).extend({
+	async pack(
 		src: MessagingMessage['id'] | MessagingMessage,
 		me?: { id: User['id'] } | null | undefined,
 		options?: {
@ -19,7 +18,7 @@ export class MessagingMessageRepository extends Repository<MessagingMessage> {
 			populateGroup: true,
 		};

-		const message = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const message = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: message.id,
@ -36,5 +35,5 @@ export class MessagingMessageRepository extends Repository<MessagingMessage> {
 			isRead: message.isRead,
 			reads: message.reads,
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/moderation-logs.ts
+++ b/packages/backend/src/models/repositories/moderation-logs.ts
@ -1,14 +1,13 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Users } from '../index.js';
 import { ModerationLog } from '@/models/entities/moderation-log.js';
 import { awaitAll } from '@/prelude/await-all.js';

-@EntityRepository(ModerationLog)
-export class ModerationLogRepository extends Repository<ModerationLog> {
-	public async pack(
+export const ModerationLogRepository = db.getRepository(ModerationLog).extend({
+	async pack(
 		src: ModerationLog['id'] | ModerationLog,
 	) {
-		const log = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const log = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: log.id,
@ -20,11 +19,11 @@ export class ModerationLogRepository extends Repository<ModerationLog> {
 				detail: true,
 			}),
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		reports: any[],
 	) {
 		return Promise.all(reports.map(x => this.pack(x)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/muting.ts
+++ b/packages/backend/src/models/repositories/muting.ts
@ -1,17 +1,16 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Users } from '../index.js';
 import { Muting } from '@/models/entities/muting.js';
 import { awaitAll } from '@/prelude/await-all.js';
 import { Packed } from '@/misc/schema.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(Muting)
-export class MutingRepository extends Repository<Muting> {
-	public async pack(
+export const MutingRepository = db.getRepository(Muting).extend({
+	async pack(
 		src: Muting['id'] | Muting,
 		me?: { id: User['id'] } | null | undefined
 	): Promise<Packed<'Muting'>> {
-		const muting = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const muting = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return await awaitAll({
 			id: muting.id,
@ -22,12 +21,12 @@ export class MutingRepository extends Repository<Muting> {
 				detail: true,
 			}),
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		mutings: any[],
 		me: { id: User['id'] }
 	) {
 		return Promise.all(mutings.map(x => this.pack(x, me)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/note-favorite.ts
+++ b/packages/backend/src/models/repositories/note-favorite.ts
@ -1,15 +1,14 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { NoteFavorite } from '@/models/entities/note-favorite.js';
 import { Notes } from '../index.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(NoteFavorite)
-export class NoteFavoriteRepository extends Repository<NoteFavorite> {
-	public async pack(
+export const NoteFavoriteRepository = db.getRepository(NoteFavorite).extend({
+	async pack(
 		src: NoteFavorite['id'] | NoteFavorite,
 		me?: { id: User['id'] } | null | undefined
 	) {
-		const favorite = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const favorite = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: favorite.id,
@ -17,12 +16,12 @@ export class NoteFavoriteRepository extends Repository<NoteFavorite> {
 			noteId: favorite.noteId,
 			note: await Notes.pack(favorite.note || favorite.noteId, me),
 		};
-	}
+	},

-	public packMany(
+	packMany(
 		favorites: any[],
 		me: { id: User['id'] }
 	) {
 		return Promise.all(favorites.map(x => this.pack(x, me)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/note-reaction.ts
+++ b/packages/backend/src/models/repositories/note-reaction.ts
@ -1,13 +1,12 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { NoteReaction } from '@/models/entities/note-reaction.js';
 import { Notes, Users } from '../index.js';
 import { Packed } from '@/misc/schema.js';
 import { convertLegacyReaction } from '@/misc/reaction-lib.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(NoteReaction)
-export class NoteReactionRepository extends Repository<NoteReaction> {
-	public async pack(
+export const NoteReactionRepository = db.getRepository(NoteReaction).extend({
+	async pack(
 		src: NoteReaction['id'] | NoteReaction,
 		me?: { id: User['id'] } | null | undefined,
 		options?: {
@ -18,7 +17,7 @@ export class NoteReactionRepository extends Repository<NoteReaction> {
 			withNote: false,
 		}, options);

-		const reaction = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const reaction = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: reaction.id,
@ -29,5 +28,5 @@ export class NoteReactionRepository extends Repository<NoteReaction> {
 				note: await Notes.pack(reaction.note ?? reaction.noteId, me),
 			} : {}),
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/note.ts
+++ b/packages/backend/src/models/repositories/note.ts
@ -1,4 +1,4 @@
-import { EntityRepository, Repository, In } from 'typeorm';
+import { In } from 'typeorm';
 import * as mfm from 'mfm-js';
 import { Note } from '@/models/entities/note.js';
 import { User } from '@/models/entities/user.js';
@ -9,10 +9,133 @@ import { awaitAll } from '@/prelude/await-all.js';
 import { convertLegacyReaction, convertLegacyReactions, decodeReaction } from '@/misc/reaction-lib.js';
 import { NoteReaction } from '@/models/entities/note-reaction.js';
 import { aggregateNoteEmojis, populateEmojis, prefetchEmojis } from '@/misc/populate-emojis.js';
+import { db } from '@/db/postgre.js';

-@EntityRepository(Note)
-export class NoteRepository extends Repository<Note> {
-	public async isVisibleForMe(note: Note, meId: User['id'] | null): Promise<boolean> {
+async function hideNote(packedNote: Packed<'Note'>, meId: User['id'] | null) {
+	// TODO: isVisibleForMe を使うようにしても良さそう(型違うけど)
+	let hide = false;
+
+	// visibility が specified かつ自分が指定されていなかったら非表示
+	if (packedNote.visibility === 'specified') {
+		if (meId == null) {
+			hide = true;
+		} else if (meId === packedNote.userId) {
+			hide = false;
+		} else {
+			// 指定されているかどうか
+			const specified = packedNote.visibleUserIds!.some((id: any) => meId === id);
+
+			if (specified) {
+				hide = false;
+			} else {
+				hide = true;
+			}
+		}
+	}
+
+	// visibility が followers かつ自分が投稿者のフォロワーでなかったら非表示
+	if (packedNote.visibility === 'followers') {
+		if (meId == null) {
+			hide = true;
+		} else if (meId === packedNote.userId) {
+			hide = false;
+		} else if (packedNote.reply && (meId === packedNote.reply.userId)) {
+			// 自分の投稿に対するリプライ
+			hide = false;
+		} else if (packedNote.mentions && packedNote.mentions.some(id => meId === id)) {
+			// 自分へのメンション
+			hide = false;
+		} else {
+			// フォロワーかどうか
+			const following = await Followings.findOneBy({
+				followeeId: packedNote.userId,
+				followerId: meId,
+			});
+
+			if (following == null) {
+				hide = true;
+			} else {
+				hide = false;
+			}
+		}
+	}
+
+	if (hide) {
+		packedNote.visibleUserIds = undefined;
+		packedNote.fileIds = [];
+		packedNote.files = [];
+		packedNote.text = null;
+		packedNote.poll = undefined;
+		packedNote.cw = null;
+		packedNote.isHidden = true;
+	}
+}
+
+async function populatePoll(note: Note, meId: User['id'] | null) {
+	const poll = await Polls.findOneByOrFail({ noteId: note.id });
+	const choices = poll.choices.map(c => ({
+		text: c,
+		votes: poll.votes[poll.choices.indexOf(c)],
+		isVoted: false,
+	}));
+
+	if (meId) {
+		if (poll.multiple) {
+			const votes = await PollVotes.findBy({
+				userId: meId,
+				noteId: note.id,
+			});
+
+			const myChoices = votes.map(v => v.choice);
+			for (const myChoice of myChoices) {
+				choices[myChoice].isVoted = true;
+			}
+		} else {
+			const vote = await PollVotes.findOneBy({
+				userId: meId,
+				noteId: note.id,
+			});
+
+			if (vote) {
+				choices[vote.choice].isVoted = true;
+			}
+		}
+	}
+
+	return {
+		multiple: poll.multiple,
+		expiresAt: poll.expiresAt,
+		choices,
+	};
+}
+
+async function populateMyReaction(note: Note, meId: User['id'], _hint_?: {
+	myReactions: Map<Note['id'], NoteReaction | null>;
+}) {
+	if (_hint_?.myReactions) {
+		const reaction = _hint_.myReactions.get(note.id);
+		if (reaction) {
+			return convertLegacyReaction(reaction.reaction);
+		} else if (reaction === null) {
+			return undefined;
+		}
+		// 実装上抜けがあるだけかもしれないので、「ヒントに含まれてなかったら(=undefinedなら)return」のようにはしない
+	}
+
+	const reaction = await NoteReactions.findOneBy({
+		userId: meId,
+		noteId: note.id,
+	});
+
+	if (reaction) {
+		return convertLegacyReaction(reaction.reaction);
+	}
+
+	return undefined;
+}
+
+export const NoteRepository = db.getRepository(Note).extend({
+	async isVisibleForMe(note: Note, meId: User['id'] | null): Promise<boolean> {
 		// visibility が specified かつ自分が指定されていなかったら非表示
 		if (note.visibility === 'specified') {
 			if (meId == null) {
@ -45,7 +168,7 @@ export class NoteRepository extends Repository<Note> {
 				return true;
 			} else {
 				// フォロワーかどうか
-				const following = await Followings.findOne({
+				const following = await Followings.findOneBy({
 					followeeId: note.userId,
 					followerId: meId,
 				});
@ -59,69 +182,9 @@ export class NoteRepository extends Repository<Note> {
 		}

 		return true;
-	}
+	},

-	private async hideNote(packedNote: Packed<'Note'>, meId: User['id'] | null) {
-		// TODO: isVisibleForMe を使うようにしても良さそう(型違うけど)
-		let hide = false;
-
-		// visibility が specified かつ自分が指定されていなかったら非表示
-		if (packedNote.visibility === 'specified') {
-			if (meId == null) {
-				hide = true;
-			} else if (meId === packedNote.userId) {
-				hide = false;
-			} else {
-				// 指定されているかどうか
-				const specified = packedNote.visibleUserIds!.some((id: any) => meId === id);
-
-				if (specified) {
-					hide = false;
-				} else {
-					hide = true;
-				}
-			}
-		}
-
-		// visibility が followers かつ自分が投稿者のフォロワーでなかったら非表示
-		if (packedNote.visibility === 'followers') {
-			if (meId == null) {
-				hide = true;
-			} else if (meId === packedNote.userId) {
-				hide = false;
-			} else if (packedNote.reply && (meId === packedNote.reply.userId)) {
-				// 自分の投稿に対するリプライ
-				hide = false;
-			} else if (packedNote.mentions && packedNote.mentions.some(id => meId === id)) {
-				// 自分へのメンション
-				hide = false;
-			} else {
-				// フォロワーかどうか
-				const following = await Followings.findOne({
-					followeeId: packedNote.userId,
-					followerId: meId,
-				});
-
-				if (following == null) {
-					hide = true;
-				} else {
-					hide = false;
-				}
-			}
-		}
-
-		if (hide) {
-			packedNote.visibleUserIds = undefined;
-			packedNote.fileIds = [];
-			packedNote.files = [];
-			packedNote.text = null;
-			packedNote.poll = undefined;
-			packedNote.cw = null;
-			packedNote.isHidden = true;
-		}
-	}
-
-	public async pack(
+	async pack(
 		src: Note['id'] | Note,
 		me?: { id: User['id'] } | null | undefined,
 		options?: {
@ -138,68 +201,9 @@ export class NoteRepository extends Repository<Note> {
 		}, options);

 		const meId = me ? me.id : null;
-		const note = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const note = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });
 		const host = note.userHost;

-		async function populatePoll() {
-			const poll = await Polls.findOneOrFail(note.id);
-			const choices = poll.choices.map(c => ({
-				text: c,
-				votes: poll.votes[poll.choices.indexOf(c)],
-				isVoted: false,
-			}));
-
-			if (poll.multiple) {
-				const votes = await PollVotes.find({
-					userId: meId!,
-					noteId: note.id,
-				});
-
-				const myChoices = votes.map(v => v.choice);
-				for (const myChoice of myChoices) {
-					choices[myChoice].isVoted = true;
-				}
-			} else {
-				const vote = await PollVotes.findOne({
-					userId: meId!,
-					noteId: note.id,
-				});
-
-				if (vote) {
-					choices[vote.choice].isVoted = true;
-				}
-			}
-
-			return {
-				multiple: poll.multiple,
-				expiresAt: poll.expiresAt,
-				choices,
-			};
-		}
-
-		async function populateMyReaction() {
-			if (options?._hint_?.myReactions) {
-				const reaction = options._hint_.myReactions.get(note.id);
-				if (reaction) {
-					return convertLegacyReaction(reaction.reaction);
-				} else if (reaction === null) {
-					return undefined;
-				}
-				// 実装上抜けがあるだけかもしれないので、「ヒントに含まれてなかったら(=undefinedなら)return」のようにはしない
-			}
-
-			const reaction = await NoteReactions.findOne({
-				userId: meId!,
-				noteId: note.id,
-			});
-
-			if (reaction) {
-				return convertLegacyReaction(reaction.reaction);
-			}
-
-			return undefined;
-		}
-
 		let text = note.text;

 		if (note.name && (note.url ?? note.uri)) {
@ -209,7 +213,7 @@ export class NoteRepository extends Repository<Note> {
 		const channel = note.channelId
 			? note.channel
 				? note.channel
-				: await Channels.findOne(note.channelId)
+				: await Channels.findOneBy({ id: note.channelId })
 			: null;

 		const reactionEmojiNames = Object.keys(note.reactions).filter(x => x?.startsWith(':')).map(x => decodeReaction(x).reaction).map(x => x.replace(/:/g, ''));
@ -255,10 +259,10 @@ export class NoteRepository extends Repository<Note> {
 					_hint_: options?._hint_,
 				}) : undefined,

-				poll: note.hasPoll ? populatePoll() : undefined,
+				poll: note.hasPoll ? populatePoll(note, meId) : undefined,

 				...(meId ? {
-					myReaction: populateMyReaction(),
+					myReaction: populateMyReaction(note, meId, options?._hint_),
 				} : {}),
 			} : {}),
 		});
@ -275,13 +279,13 @@ export class NoteRepository extends Repository<Note> {
 		}

 		if (!opts.skipHide) {
-			await this.hideNote(packed, meId);
+			await hideNote(packed, meId);
 		}

 		return packed;
-	}
+	},

-	public async packMany(
+	async packMany(
 		notes: Note[],
 		me?: { id: User['id'] } | null | undefined,
 		options?: {
@ -296,7 +300,7 @@ export class NoteRepository extends Repository<Note> {
 		if (meId) {
 			const renoteIds = notes.filter(n => n.renoteId != null).map(n => n.renoteId!);
 			const targets = [...notes.map(n => n.id), ...renoteIds];
-			const myReactions = await NoteReactions.find({
+			const myReactions = await NoteReactions.findBy({
 				userId: meId,
 				noteId: In(targets),
 			});
@ -314,5 +318,5 @@ export class NoteRepository extends Repository<Note> {
 				myReactions: myReactionsMap,
 			},
 		})));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/notification.ts
+++ b/packages/backend/src/models/repositories/notification.ts
@ -1,4 +1,4 @@
-import { EntityRepository, In, Repository } from 'typeorm';
+import { In, Repository } from 'typeorm';
 import { Users, Notes, UserGroupInvitations, AccessTokens, NoteReactions } from '../index.js';
 import { Notification } from '@/models/entities/notification.js';
 import { awaitAll } from '@/prelude/await-all.js';
@ -8,10 +8,10 @@ import { NoteReaction } from '@/models/entities/note-reaction.js';
 import { User } from '@/models/entities/user.js';
 import { aggregateNoteEmojis, prefetchEmojis } from '@/misc/populate-emojis.js';
 import { notificationTypes } from '@/types.js';
+import { db } from '@/db/postgre.js';

-@EntityRepository(Notification)
-export class NotificationRepository extends Repository<Notification> {
-	public async pack(
+export const NotificationRepository = db.getRepository(Notification).extend({
+	async pack(
 		src: Notification['id'] | Notification,
 		options: {
 			_hintForEachNotes_?: {
@ -19,8 +19,8 @@ export class NotificationRepository extends Repository<Notification> {
 			};
 		}
 	): Promise<Packed<'Notification'>> {
-		const notification = typeof src === 'object' ? src : await this.findOneOrFail(src);
-		const token = notification.appAccessTokenId ? await AccessTokens.findOneOrFail(notification.appAccessTokenId) : null;
+		const notification = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });
+		const token = notification.appAccessTokenId ? await AccessTokens.findOneByOrFail({ id: notification.appAccessTokenId }) : null;

 		return await awaitAll({
 			id: notification.id,
@ -82,9 +82,9 @@ export class NotificationRepository extends Repository<Notification> {
 				icon: notification.customIcon || token?.iconUrl,
 			} : {}),
 		});
-	}
+	},

-	public async packMany(
+	async packMany(
 		notifications: Notification[],
 		meId: User['id']
 	) {
@ -95,7 +95,7 @@ export class NotificationRepository extends Repository<Notification> {
 		const myReactionsMap = new Map<Note['id'], NoteReaction | null>();
 		const renoteIds = notes.filter(n => n.renoteId != null).map(n => n.renoteId!);
 		const targets = [...noteIds, ...renoteIds];
-		const myReactions = await NoteReactions.find({
+		const myReactions = await NoteReactions.findBy({
 			userId: meId,
 			noteId: In(targets),
 		});
@ -111,5 +111,5 @@ export class NotificationRepository extends Repository<Notification> {
 				myReactions: myReactionsMap,
 			},
 		})));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/page-like.ts
+++ b/packages/backend/src/models/repositories/page-like.ts
@ -1,26 +1,25 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { PageLike } from '@/models/entities/page-like.js';
 import { Pages } from '../index.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(PageLike)
-export class PageLikeRepository extends Repository<PageLike> {
-	public async pack(
+export const PageLikeRepository = db.getRepository(PageLike).extend({
+	async pack(
 		src: PageLike['id'] | PageLike,
 		me?: { id: User['id'] } | null | undefined
 	) {
-		const like = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const like = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: like.id,
 			page: await Pages.pack(like.page || like.pageId, me),
 		};
-	}
+	},

-	public packMany(
+	packMany(
 		likes: any[],
 		me: { id: User['id'] }
 	) {
 		return Promise.all(likes.map(x => this.pack(x, me)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/page.ts
+++ b/packages/backend/src/models/repositories/page.ts
@ -1,4 +1,4 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Page } from '@/models/entities/page.js';
 import { Packed } from '@/misc/schema.js';
 import { Users, DriveFiles, PageLikes } from '../index.js';
@ -6,20 +6,19 @@ import { awaitAll } from '@/prelude/await-all.js';
 import { DriveFile } from '@/models/entities/drive-file.js';
 import { User } from '@/models/entities/user.js';

-@EntityRepository(Page)
-export class PageRepository extends Repository<Page> {
-	public async pack(
+export const PageRepository = db.getRepository(Page).extend({
+	async pack(
 		src: Page['id'] | Page,
 		me?: { id: User['id'] } | null | undefined,
 	): Promise<Packed<'Page'>> {
 		const meId = me ? me.id : null;
-		const page = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const page = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		const attachedFiles: Promise<DriveFile | undefined>[] = [];
 		const collectFile = (xs: any[]) => {
 			for (const x of xs) {
 				if (x.type === 'image') {
-					attachedFiles.push(DriveFiles.findOne({
+					attachedFiles.push(DriveFiles.findOneBy({
 						id: x.fileId,
 						userId: page.userId,
 					}));
@ -76,14 +75,14 @@ export class PageRepository extends Repository<Page> {
 			eyeCatchingImage: page.eyeCatchingImageId ? await DriveFiles.pack(page.eyeCatchingImageId) : null,
 			attachedFiles: DriveFiles.packMany(await Promise.all(attachedFiles)),
 			likedCount: page.likedCount,
-			isLiked: meId ? await PageLikes.findOne({ pageId: page.id, userId: meId }).then(x => x != null) : undefined,
+			isLiked: meId ? await PageLikes.findOneBy({ pageId: page.id, userId: meId }).then(x => x != null) : undefined,
 		});
-	}
+	},

-	public packMany(
+	packMany(
 		pages: Page[],
 		me?: { id: User['id'] } | null | undefined,
 	) {
 		return Promise.all(pages.map(x => this.pack(x, me)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/relay.ts
+++ b/packages/backend/src/models/repositories/relay.ts
@ -1,6 +1,5 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Relay } from '@/models/entities/relay.js';

-@EntityRepository(Relay)
-export class RelayRepository extends Repository<Relay> {
-}
+export const RelayRepository = db.getRepository(Relay).extend({
+});
--- a/packages/backend/src/models/repositories/signin.ts
+++ b/packages/backend/src/models/repositories/signin.ts
@ -1,11 +1,10 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { Signin } from '@/models/entities/signin.js';

-@EntityRepository(Signin)
-export class SigninRepository extends Repository<Signin> {
-	public async pack(
+export const SigninRepository = db.getRepository(Signin).extend({
+	async pack(
 		src: Signin,
 	) {
 		return src;
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/user-group-invitation.ts
+++ b/packages/backend/src/models/repositories/user-group-invitation.ts
@ -1,23 +1,22 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { UserGroupInvitation } from '@/models/entities/user-group-invitation.js';
 import { UserGroups } from '../index.js';

-@EntityRepository(UserGroupInvitation)
-export class UserGroupInvitationRepository extends Repository<UserGroupInvitation> {
-	public async pack(
+export const UserGroupInvitationRepository = db.getRepository(UserGroupInvitation).extend({
+	async pack(
 		src: UserGroupInvitation['id'] | UserGroupInvitation,
 	) {
-		const invitation = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const invitation = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

 		return {
 			id: invitation.id,
 			group: await UserGroups.pack(invitation.userGroup || invitation.userGroupId),
 		};
-	}
+	},

-	public packMany(
+	packMany(
 		invitations: any[],
 	) {
 		return Promise.all(invitations.map(x => this.pack(x)));
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/user-group.ts
+++ b/packages/backend/src/models/repositories/user-group.ts
@ -1,16 +1,15 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { UserGroup } from '@/models/entities/user-group.js';
 import { UserGroupJoinings } from '../index.js';
 import { Packed } from '@/misc/schema.js';

-@EntityRepository(UserGroup)
-export class UserGroupRepository extends Repository<UserGroup> {
-	public async pack(
+export const UserGroupRepository = db.getRepository(UserGroup).extend({
+	async pack(
 		src: UserGroup['id'] | UserGroup,
 	): Promise<Packed<'UserGroup'>> {
-		const userGroup = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const userGroup = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

-		const users = await UserGroupJoinings.find({
+		const users = await UserGroupJoinings.findBy({
 			userGroupId: userGroup.id,
 		});

@ -21,5 +20,5 @@ export class UserGroupRepository extends Repository<UserGroup> {
 			ownerId: userGroup.userId,
 			userIds: users.map(x => x.userId),
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/user-list.ts
+++ b/packages/backend/src/models/repositories/user-list.ts
@ -1,16 +1,15 @@
-import { EntityRepository, Repository } from 'typeorm';
+import { db } from '@/db/postgre.js';
 import { UserList } from '@/models/entities/user-list.js';
 import { UserListJoinings } from '../index.js';
 import { Packed } from '@/misc/schema.js';

-@EntityRepository(UserList)
-export class UserListRepository extends Repository<UserList> {
-	public async pack(
+export const UserListRepository = db.getRepository(UserList).extend({
+	async pack(
 		src: UserList['id'] | UserList,
 	): Promise<Packed<'UserList'>> {
-		const userList = typeof src === 'object' ? src : await this.findOneOrFail(src);
+		const userList = typeof src === 'object' ? src : await this.findOneByOrFail({ id: src });

-		const users = await UserListJoinings.find({
+		const users = await UserListJoinings.findBy({
 			userListId: userList.id,
 		});

@ -20,5 +19,5 @@ export class UserListRepository extends Repository<UserList> {
 			name: userList.name,
 			userIds: users.map(x => x.userId),
 		};
-	}
-}
+	},
+});
--- a/packages/backend/src/models/repositories/user.ts
+++ b/packages/backend/src/models/repositories/user.ts
@ -8,6 +8,11 @@ import { awaitAll, Promiseable } from '@/prelude/await-all.js';
 import { populateEmojis } from '@/misc/populate-emojis.js';
 import { getAntennas } from '@/misc/antenna-cache.js';
 import { USER_ACTIVE_THRESHOLD, USER_ONLINE_THRESHOLD } from '@/const.js';
+import { Cache } from '@/misc/cache.js';
+import { Instance } from '../entities/instance.js';
+import { db } from '@/db/postgre.js';
+
+const userInstanceCache = new Cache<Instance | null>(1000 * 60 * 60 * 3);

 type IsUserDetailed<Detailed extends boolean> = Detailed extends true ? Packed<'UserDetailed'> : Packed<'UserLite'>;
 type IsMeAndIsUserDetailed<ExpectsMe extends boolean | null, Detailed extends boolean> =
@ -19,51 +24,69 @@ type IsMeAndIsUserDetailed<ExpectsMe extends boolean | null, Detailed extends bo

 const ajv = new Ajv();

-@EntityRepository(User)
-export class UserRepository extends Repository<User> {
-	public localUsernameSchema = { type: 'string', pattern: /^\w{1,20}$/.toString().slice(1, -1) } as const;
-	public passwordSchema = { type: 'string', minLength: 1 } as const;
-	public nameSchema = { type: 'string', minLength: 1, maxLength: 50 } as const;
-	public descriptionSchema = { type: 'string', minLength: 1, maxLength: 500 } as const;
-	public locationSchema = { type: 'string', minLength: 1, maxLength: 50 } as const;
-	public birthdaySchema = { type: 'string', pattern: /^([0-9]{4})-([0-9]{2})-([0-9]{2})$/.toString().slice(1, -1) } as const;
+const localUsernameSchema = { type: 'string', pattern: /^\w{1,20}$/.toString().slice(1, -1) } as const;
+const passwordSchema = { type: 'string', minLength: 1 } as const;
+const nameSchema = { type: 'string', minLength: 1, maxLength: 50 } as const;
+const descriptionSchema = { type: 'string', minLength: 1, maxLength: 500 } as const;
+const locationSchema = { type: 'string', minLength: 1, maxLength: 50 } as const;
+const birthdaySchema = { type: 'string', pattern: /^([0-9]{4})-([0-9]{2})-([0-9]{2})$/.toString().slice(1, -1) } as const;
+
+function isLocalUser(user: User): user is ILocalUser;
+function isLocalUser<T extends { host: User['host'] }>(user: T): user is T & { host: null; };
+function isLocalUser(user: User | { host: User['host'] }): boolean {
+	return user.host == null;
+}
+
+function isRemoteUser(user: User): user is IRemoteUser;
+function isRemoteUser<T extends { host: User['host'] }>(user: T): user is T & { host: string; };
+function isRemoteUser(user: User | { host: User['host'] }): boolean {
+	return !isLocalUser(user);
+}
+
+export const UserRepository = db.getRepository(User).extend({
+	localUsernameSchema,
+	passwordSchema,
+	nameSchema,
+	descriptionSchema,
+	locationSchema,
+	birthdaySchema,

 	//#region Validators
-	public validateLocalUsername = ajv.compile(this.localUsernameSchema);
-	public validatePassword = ajv.compile(this.passwordSchema);
-	public validateName = ajv.compile(this.nameSchema);
-	public validateDescription = ajv.compile(this.descriptionSchema);
-	public validateLocation = ajv.compile(this.locationSchema);
-	public validateBirthday = ajv.compile(this.birthdaySchema);
+	validateLocalUsername: ajv.compile(localUsernameSchema),
+	validatePassword: ajv.compile(passwordSchema),
+	validateName: ajv.compile(nameSchema),
+	validateDescription: ajv.compile(descriptionSchema),
+	validateLocation: ajv.compile(locationSchema),
+	validateBirthday: ajv.compile(birthdaySchema),
 	//#endregion

-	public async getRelation(me: User['id'], target: User['id']) {
+	async getRelation(me: User['id'], target: User['id']) {
 		const [following1, following2, followReq1, followReq2, toBlocking, fromBlocked, mute] = await Promise.all([
-			Followings.findOne({
+			Followings.findOneBy({
 				followerId: me,
 				followeeId: target,
 			}),
-			Followings.findOne({
+			Followings.findOneBy({
 				followerId: target,
 				followeeId: me,
 			}),
-			FollowRequests.findOne({
+			FollowRequests.findOneBy({
 				followerId: me,
 				followeeId: target,
 			}),
-			FollowRequests.findOne({
+			FollowRequests.findOneBy({
 				followerId: target,
 				followeeId: me,
 			}),
-			Blockings.findOne({
+			Blockings.findOneBy({
 				blockerId: me,
 				blockeeId: target,
 			}),
-			Blockings.findOne({
+			Blockings.findOneBy({
 				blockerId: target,
 				blockeeId: me,
 			}),
-			Mutings.findOne({
+			Mutings.findOneBy({
 				muterId: me,
 				muteeId: target,
 			}),
@ -79,14 +102,14 @@ export class UserRepository extends Repository<User> {
 			isBlocked: fromBlocked != null,
 			isMuted: mute != null,
 		};
-	}
+	},

-	public async getHasUnreadMessagingMessage(userId: User['id']): Promise<boolean> {
-		const mute = await Mutings.find({
+	async getHasUnreadMessagingMessage(userId: User['id']): Promise<boolean> {
+		const mute = await Mutings.findBy({
 			muterId: userId,
 		});

-		const joinings = await UserGroupJoinings.find({ userId: userId });
+		const joinings = await UserGroupJoinings.findBy({ userId: userId });

 		const groupQs = Promise.all(joinings.map(j => MessagingMessages.createQueryBuilder('message')
 			.where(`message.groupId = :groupId`, { groupId: j.userGroupId })
@ -108,44 +131,44 @@ export class UserRepository extends Repository<User> {
 		]);

 		return withUser || withGroups.some(x => x);
-	}
+	},

-	public async getHasUnreadAnnouncement(userId: User['id']): Promise<boolean> {
-		const reads = await AnnouncementReads.find({
+	async getHasUnreadAnnouncement(userId: User['id']): Promise<boolean> {
+		const reads = await AnnouncementReads.findBy({
 			userId: userId,
 		});

-		const count = await Announcements.count(reads.length > 0 ? {
+		const count = await Announcements.countBy(reads.length > 0 ? {
 			id: Not(In(reads.map(read => read.announcementId))),
 		} : {});

 		return count > 0;
-	}
+	},

-	public async getHasUnreadAntenna(userId: User['id']): Promise<boolean> {
+	async getHasUnreadAntenna(userId: User['id']): Promise<boolean> {
 		const myAntennas = (await getAntennas()).filter(a => a.userId === userId);

-		const unread = myAntennas.length > 0 ? await AntennaNotes.findOne({
+		const unread = myAntennas.length > 0 ? await AntennaNotes.findOneBy({
 			antennaId: In(myAntennas.map(x => x.id)),
 			read: false,
 		}) : null;

 		return unread != null;
-	}
+	},

-	public async getHasUnreadChannel(userId: User['id']): Promise<boolean> {
-		const channels = await ChannelFollowings.find({ followerId: userId });
+	async getHasUnreadChannel(userId: User['id']): Promise<boolean> {
+		const channels = await ChannelFollowings.findBy({ followerId: userId });

-		const unread = channels.length > 0 ? await NoteUnreads.findOne({
+		const unread = channels.length > 0 ? await NoteUnreads.findOneBy({
 			userId: userId,
 			noteChannelId: In(channels.map(x => x.followeeId)),
 		}) : null;

 		return unread != null;
-	}
+	},

-	public async getHasUnreadNotification(userId: User['id']): Promise<boolean> {
-		const mute = await Mutings.find({
+	async getHasUnreadNotification(userId: User['id']): Promise<boolean> {
+		const mute = await Mutings.findBy({
 			muterId: userId,
 		});
 		const mutedUserIds = mute.map(m => m.muteeId);
@ -160,17 +183,17 @@ export class UserRepository extends Repository<User> {
 		});

 		return count > 0;
-	}
+	},

-	public async getHasPendingReceivedFollowRequest(userId: User['id']): Promise<boolean> {
-		const count = await FollowRequests.count({
+	async getHasPendingReceivedFollowRequest(userId: User['id']): Promise<boolean> {
+		const count = await FollowRequests.countBy({
 			followeeId: userId,
 		});

 		return count > 0;
-	}
+	},

-	public getOnlineStatus(user: User): 'unknown' | 'online' | 'active' | 'offline' {
+	getOnlineStatus(user: User): 'unknown' | 'online' | 'active' | 'offline' {
 		if (user.hideOnlineStatus) return 'unknown';
 		if (user.lastActiveDate == null) return 'unknown';
 		const elapsed = Date.now() - user.lastActiveDate.getTime();
@ -179,22 +202,22 @@ export class UserRepository extends Repository<User> {
 			elapsed < USER_ACTIVE_THRESHOLD ? 'active' :
 			'offline'
 		);
-	}
+	},

-	public getAvatarUrl(user: User): string {
+	getAvatarUrl(user: User): string {
 		// TODO: avatarIdがあるがavatarがない(JOINされてない)場合のハンドリング
 		if (user.avatar) {
 			return DriveFiles.getPublicUrl(user.avatar, true) || this.getIdenticonUrl(user.id);
 		} else {
 			return this.getIdenticonUrl(user.id);
 		}
-	}
+	},

-	public getIdenticonUrl(userId: User['id']): string {
+	getIdenticonUrl(userId: User['id']): string {
 		return `${config.url}/identicon/${userId}`;
-	}
+	},

-	public async pack<ExpectsMe extends boolean | null = null, D extends boolean = false>(
+	async pack<ExpectsMe extends boolean | null = null, D extends boolean = false>(
 		src: User['id'] | User,
 		me?: { id: User['id'] } | null | undefined,
 		options?: {
@ -211,11 +234,15 @@ export class UserRepository extends Repository<User> {

 		if (typeof src === 'object') {
 			user = src;
-			if (src.avatar === undefined && src.avatarId) src.avatar = await DriveFiles.findOne(src.avatarId) ?? null;
-			if (src.banner === undefined && src.bannerId) src.banner = await DriveFiles.findOne(src.bannerId) ?? null;
+			if (src.avatar === undefined && src.avatarId) src.avatar = await DriveFiles.findOneBy({ id: src.avatarId }) ?? null;
+			if (src.banner === undefined && src.bannerId) src.banner = await DriveFiles.findOneBy({ id: src.bannerId }) ?? null;
 		} else {
-			user = await this.findOneOrFail(src, {
-				relations: ['avatar', 'banner'],
+			user = await this.findOneOrFail({
+				where: { id: src },
+				relations: {
+					avatar: true,
+					banner: true,
+				},
 			});
 		}

@ -228,7 +255,7 @@ export class UserRepository extends Repository<User> {
 			.innerJoinAndSelect('pin.note', 'note')
 			.orderBy('pin.id', 'DESC')
 			.getMany() : [];
-		const profile = opts.detail ? await UserProfiles.findOneOrFail(user.id) : null;
+		const profile = opts.detail ? await UserProfiles.findOneByOrFail({ userId: user.id }) : null;

 		const followingCount = profile == null ? null :
 			(profile.ffVisibility === 'public') || isMe ? user.followingCount :
@ -254,8 +281,10 @@ export class UserRepository extends Repository<User> {
 			isModerator: user.isModerator || falsy,
 			isBot: user.isBot || falsy,
 			isCat: user.isCat || falsy,
-			showTimelineReplies: user.showTimelineReplies || falsy,
-			instance: user.host ? Instances.findOne({ host: user.host }).then(instance => instance ? {
+			instance: user.host ? userInstanceCache.fetch(user.host,
+				() => Instances.findOneBy({ host: user.host! }),
+				v => v != null
+			).then(instance => instance ? {
 				name: instance.name,
 				softwareName: instance.softwareName,
 				softwareVersion: instance.softwareVersion,
@ -297,7 +326,7 @@ export class UserRepository extends Repository<User> {
 				twoFactorEnabled: profile!.twoFactorEnabled,
 				usePasswordLessLogin: profile!.usePasswordLessLogin,
 				securityKeys: profile!.twoFactorEnabled
-					? UserSecurityKeys.count({
+					? UserSecurityKeys.countBy({
 						userId: user.id,
 					}).then(result => result >= 1)
 					: false,
@ -334,6 +363,7 @@ export class UserRepository extends Repository<User> {
 				mutedInstances: profile!.mutedInstances,
 				mutingNotificationTypes: profile!.mutingNotificationTypes,
 				emailNotificationTypes: profile!.emailNotificationTypes,
+				showTimelineReplies: user.showTimelineReplies || falsy,
 			} : {}),

 			...(opts.includeSecrets ? {
@ -344,7 +374,11 @@ export class UserRepository extends Repository<User> {
 						where: {
 							userId: user.id,
 						},
-						select: ['id', 'name', 'lastUsed'],
+						select: {
+							id: true,
+							name: true,
+							lastUsed: true,
+						},
 					})
 					: [],
 			} : {}),
@ -361,9 +395,9 @@ export class UserRepository extends Repository<User> {
 		} as Promiseable<Packed<'User'>> as Promiseable<IsMeAndIsUserDetailed<ExpectsMe, D>>;

 		return await awaitAll(packed);
-	}
+	},

-	public packMany<D extends boolean = false>(
+	packMany<D extends boolean = false>(
 		users: (User['id'] | User)[],
 		me?: { id: User['id'] } | null | undefined,
 		options?: {
@ -372,17 +406,8 @@ export class UserRepository extends Repository<User> {
 		}
 	): Promise<IsUserDetailed<D>[]> {
 		return Promise.all(users.map(u => this.pack(u, me, options)));
-	}
+	},

-	public isLocalUser(user: User): user is ILocalUser;
-	public isLocalUser<T extends { host: User['host'] }>(user: T): user is T & { host: null; };
-	public isLocalUser(user: User | { host: User['host'] }): boolean {
-		return user.host == null;
-	}
-
-	public isRemoteUser(user: User): user is IRemoteUser;
-	public isRemoteUser<T extends { host: User['host'] }>(user: T): user is T & { host: string; };
-	public isRemoteUser(user: User | { host: User['host'] }): boolean {
-		return !this.isLocalUser(user);
-	}
-}
+	isLocalUser,
+	isRemoteUser,
+});
--- a/packages/backend/src/queue/index.ts
+++ b/packages/backend/src/queue/index.ts
@ -8,13 +8,15 @@ import processInbox from './processors/inbox.js';
 import processDb from './processors/db/index.js';
 import processObjectStorage from './processors/object-storage/index.js';
 import processSystemQueue from './processors/system/index.js';
+import processWebhookDeliver from './processors/webhook-deliver.js';
 import { endedPollNotification } from './processors/ended-poll-notification.js';
 import { queueLogger } from './logger.js';
 import { DriveFile } from '@/models/entities/drive-file.js';
 import { getJobInfo } from './get-job-info.js';
-import { systemQueue, dbQueue, deliverQueue, inboxQueue, objectStorageQueue, endedPollNotificationQueue } from './queues.js';
+import { systemQueue, dbQueue, deliverQueue, inboxQueue, objectStorageQueue, endedPollNotificationQueue, webhookDeliverQueue } from './queues.js';
 import { ThinUser } from './types.js';
 import { IActivity } from '@/remote/activitypub/type.js';
+import { Webhook } from '@/models/entities/webhook.js';

 function renderError(e: Error): any {
 	return {
@ -26,6 +28,7 @@ function renderError(e: Error): any {

 const systemLogger = queueLogger.createSubLogger('system');
 const deliverLogger = queueLogger.createSubLogger('deliver');
+const webhookLogger = queueLogger.createSubLogger('webhook');
 const inboxLogger = queueLogger.createSubLogger('inbox');
 const dbLogger = queueLogger.createSubLogger('db');
 const objectStorageLogger = queueLogger.createSubLogger('objectStorage');
@ -70,6 +73,14 @@ objectStorageQueue
 	.on('error', (job: any, err: Error) => objectStorageLogger.error(`error ${err}`, { job, e: renderError(err) }))
 	.on('stalled', (job) => objectStorageLogger.warn(`stalled id=${job.id}`));

+webhookDeliverQueue
+	.on('waiting', (jobId) => webhookLogger.debug(`waiting id=${jobId}`))
+	.on('active', (job) => webhookLogger.debug(`active ${getJobInfo(job, true)} to=${job.data.to}`))
+	.on('completed', (job, result) => webhookLogger.debug(`completed(${result}) ${getJobInfo(job, true)} to=${job.data.to}`))
+	.on('failed', (job, err) => webhookLogger.warn(`failed(${err}) ${getJobInfo(job)} to=${job.data.to}`))
+	.on('error', (job: any, err: Error) => webhookLogger.error(`error ${err}`, { job, e: renderError(err) }))
+	.on('stalled', (job) => webhookLogger.warn(`stalled ${getJobInfo(job)} to=${job.data.to}`));
+
 export function deliver(user: ThinUser, content: unknown, to: string | null) {
 	if (content == null) return null;
 	if (to == null) return null;
@ -251,18 +262,39 @@ export function createCleanRemoteFilesJob() {
 	});
 }

+export function webhookDeliver(webhook: Webhook, content: unknown) {
+	const data = {
+		content,
+		webhookId: webhook.id,
+		to: webhook.url,
+		secret: webhook.secret,
+	};
+
+	return webhookDeliverQueue.add(data, {
+		attempts: 4,
+		timeout: 1 * 60 * 1000,	// 1min
+		backoff: {
+			type: 'apBackoff',
+		},
+		removeOnComplete: true,
+		removeOnFail: true,
+	});
+}
+
 export default function() {
 	if (envOption.onlyServer) return;

 	deliverQueue.process(config.deliverJobConcurrency || 128, processDeliver);
 	inboxQueue.process(config.inboxJobConcurrency || 16, processInbox);
 	endedPollNotificationQueue.process(endedPollNotification);
+	webhookDeliverQueue.process(64, processWebhookDeliver);
 	processDb(dbQueue);
 	processObjectStorage(objectStorageQueue);

 	systemQueue.add('tickCharts', {
 	}, {
 		repeat: { cron: '55 * * * *' },
+		removeOnComplete: true,
 	});

 	systemQueue.add('resyncCharts', {
@ -278,6 +310,7 @@ export default function() {
 	systemQueue.add('checkExpiredMutings', {
 	}, {
 		repeat: { cron: '*/5 * * * *' },
+		removeOnComplete: true,
 	});

 	processSystemQueue(systemQueue);
--- a/packages/backend/src/queue/processors/db/delete-account.ts
+++ b/packages/backend/src/queue/processors/db/delete-account.ts
@ -13,7 +13,7 @@ const logger = queueLogger.createSubLogger('delete-account');
 export async function deleteAccount(job: Bull.Job<DbUserDeleteJobData>): Promise<string | void> {
 	logger.info(`Deleting account of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		return;
 	}
@ -75,7 +75,7 @@ export async function deleteAccount(job: Bull.Job<DbUserDeleteJobData>): Promise
 	}

 	{ // Send email notification
-		const profile = await UserProfiles.findOneOrFail(user.id);
+		const profile = await UserProfiles.findOneByOrFail({ userId: user.id });
 		if (profile.email && profile.emailVerified) {
 			sendEmail(profile.email, 'Account deleted',
 				`Your account has been deleted.`,
--- a/packages/backend/src/queue/processors/db/delete-drive-files.ts
+++ b/packages/backend/src/queue/processors/db/delete-drive-files.ts
@ -11,7 +11,7 @@ const logger = queueLogger.createSubLogger('delete-drive-files');
 export async function deleteDriveFiles(job: Bull.Job<DbUserJobData>, done: any): Promise<void> {
 	logger.info(`Deleting drive files of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
@ -44,7 +44,7 @@ export async function deleteDriveFiles(job: Bull.Job<DbUserJobData>, done: any):
 			deletedCount++;
 		}

-		const total = await DriveFiles.count({
+		const total = await DriveFiles.countBy({
 			userId: user.id,
 		});

--- a/packages/backend/src/queue/processors/db/export-blocking.ts
+++ b/packages/backend/src/queue/processors/db/export-blocking.ts
@ -15,7 +15,7 @@ const logger = queueLogger.createSubLogger('export-blocking');
 export async function exportBlocking(job: Bull.Job<DbUserJobData>, done: any): Promise<void> {
 	logger.info(`Exporting blocking of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
@ -56,7 +56,7 @@ export async function exportBlocking(job: Bull.Job<DbUserJobData>, done: any): P
 		cursor = blockings[blockings.length - 1].id;

 		for (const block of blockings) {
-			const u = await Users.findOne({ id: block.blockeeId });
+			const u = await Users.findOneBy({ id: block.blockeeId });
 			if (u == null) {
 				exportedCount++; continue;
 			}
@ -75,7 +75,7 @@ export async function exportBlocking(job: Bull.Job<DbUserJobData>, done: any): P
 			exportedCount++;
 		}

-		const total = await Blockings.count({
+		const total = await Blockings.countBy({
 			blockerId: user.id,
 		});

--- a/packages/backend/src/queue/processors/db/export-custom-emojis.ts
+++ b/packages/backend/src/queue/processors/db/export-custom-emojis.ts
@ -12,13 +12,14 @@ import { Users, Emojis } from '@/models/index.js';
 import {  } from '@/queue/types.js';
 import { downloadUrl } from '@/misc/download-url.js';
 import config from '@/config/index.js';
+import { IsNull } from 'typeorm';

 const logger = queueLogger.createSubLogger('export-custom-emojis');

 export async function exportCustomEmojis(job: Bull.Job, done: () => void): Promise<void> {
 	logger.info(`Exporting custom emojis ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
@ -57,7 +58,7 @@ export async function exportCustomEmojis(job: Bull.Job, done: () => void): Promi

 	const customEmojis = await Emojis.find({
 		where: {
-			host: null,
+			host: IsNull(),
 		},
 		order: {
 			id: 'ASC',
--- a/packages/backend/src/queue/processors/db/export-following.ts
+++ b/packages/backend/src/queue/processors/db/export-following.ts
@ -16,7 +16,7 @@ const logger = queueLogger.createSubLogger('export-following');
 export async function exportFollowing(job: Bull.Job<DbUserJobData>, done: () => void): Promise<void> {
 	logger.info(`Exporting following of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
@ -36,7 +36,7 @@ export async function exportFollowing(job: Bull.Job<DbUserJobData>, done: () =>

 	let cursor: Following['id'] | null = null;

-	const mutings = job.data.excludeMuting ? await Mutings.find({
+	const mutings = job.data.excludeMuting ? await Mutings.findBy({
 		muterId: user.id,
 	}) : [];

@ -60,7 +60,7 @@ export async function exportFollowing(job: Bull.Job<DbUserJobData>, done: () =>
 		cursor = followings[followings.length - 1].id;

 		for (const following of followings) {
-			const u = await Users.findOne({ id: following.followeeId });
+			const u = await Users.findOneBy({ id: following.followeeId });
 			if (u == null) {
 				continue;
 			}
--- a/packages/backend/src/queue/processors/db/export-mute.ts
+++ b/packages/backend/src/queue/processors/db/export-mute.ts
@ -15,7 +15,7 @@ const logger = queueLogger.createSubLogger('export-mute');
 export async function exportMute(job: Bull.Job<DbUserJobData>, done: any): Promise<void> {
 	logger.info(`Exporting mute of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
@ -57,7 +57,7 @@ export async function exportMute(job: Bull.Job<DbUserJobData>, done: any): Promi
 		cursor = mutes[mutes.length - 1].id;

 		for (const mute of mutes) {
-			const u = await Users.findOne({ id: mute.muteeId });
+			const u = await Users.findOneBy({ id: mute.muteeId });
 			if (u == null) {
 				exportedCount++; continue;
 			}
@ -76,7 +76,7 @@ export async function exportMute(job: Bull.Job<DbUserJobData>, done: any): Promi
 			exportedCount++;
 		}

-		const total = await Mutings.count({
+		const total = await Mutings.countBy({
 			muterId: user.id,
 		});

--- a/packages/backend/src/queue/processors/db/export-notes.ts
+++ b/packages/backend/src/queue/processors/db/export-notes.ts
@ -16,7 +16,7 @@ const logger = queueLogger.createSubLogger('export-notes');
 export async function exportNotes(job: Bull.Job<DbUserJobData>, done: any): Promise<void> {
 	logger.info(`Exporting notes of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
@ -74,7 +74,7 @@ export async function exportNotes(job: Bull.Job<DbUserJobData>, done: any): Prom
 		for (const note of notes) {
 			let poll: Poll | undefined;
 			if (note.hasPoll) {
-				poll = await Polls.findOneOrFail({ noteId: note.id });
+				poll = await Polls.findOneByOrFail({ noteId: note.id });
 			}
 			const content = JSON.stringify(serialize(note, poll));
 			const isFirst = exportedNotesCount === 0;
@ -82,7 +82,7 @@ export async function exportNotes(job: Bull.Job<DbUserJobData>, done: any): Prom
 			exportedNotesCount++;
 		}

-		const total = await Notes.count({
+		const total = await Notes.countBy({
 			userId: user.id,
 		});

--- a/packages/backend/src/queue/processors/db/export-user-lists.ts
+++ b/packages/backend/src/queue/processors/db/export-user-lists.ts
@ -15,13 +15,13 @@ const logger = queueLogger.createSubLogger('export-user-lists');
 export async function exportUserLists(job: Bull.Job<DbUserJobData>, done: any): Promise<void> {
 	logger.info(`Exporting user lists of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
 	}

-	const lists = await UserLists.find({
+	const lists = await UserLists.findBy({
 		userId: user.id,
 	});

@ -38,8 +38,8 @@ export async function exportUserLists(job: Bull.Job<DbUserJobData>, done: any):
 	const stream = fs.createWriteStream(path, { flags: 'a' });

 	for (const list of lists) {
-		const joinings = await UserListJoinings.find({ userListId: list.id });
-		const users = await Users.find({
+		const joinings = await UserListJoinings.findBy({ userListId: list.id });
+		const users = await Users.findBy({
 			id: In(joinings.map(j => j.userId)),
 		});

--- a/packages/backend/src/queue/processors/db/import-blocking.ts
+++ b/packages/backend/src/queue/processors/db/import-blocking.ts
@ -8,19 +8,20 @@ import { isSelfHost, toPuny } from '@/misc/convert-host.js';
 import { Users, DriveFiles, Blockings } from '@/models/index.js';
 import { DbUserImportJobData } from '@/queue/types.js';
 import block from '@/services/blocking/create.js';
+import { IsNull } from 'typeorm';

 const logger = queueLogger.createSubLogger('import-blocking');

 export async function importBlocking(job: Bull.Job<DbUserImportJobData>, done: any): Promise<void> {
 	logger.info(`Importing blocking of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
 	}

-	const file = await DriveFiles.findOne({
+	const file = await DriveFiles.findOneBy({
 		id: job.data.fileId,
 	});
 	if (file == null) {
@ -39,10 +40,10 @@ export async function importBlocking(job: Bull.Job<DbUserImportJobData>, done: a
 			const acct = line.split(',')[0].trim();
 			const { username, host } = Acct.parse(acct);

-			let target = isSelfHost(host!) ? await Users.findOne({
-				host: null,
+			let target = isSelfHost(host!) ? await Users.findOneBy({
+				host: IsNull(),
 				usernameLower: username.toLowerCase(),
-			}) : await Users.findOne({
+			}) : await Users.findOneBy({
 				host: toPuny(host!),
 				usernameLower: username.toLowerCase(),
 			});
--- a/packages/backend/src/queue/processors/db/import-custom-emojis.ts
+++ b/packages/backend/src/queue/processors/db/import-custom-emojis.ts
@ -2,7 +2,6 @@ import Bull from 'bull';
 import * as tmp from 'tmp';
 import * as fs from 'node:fs';
 import unzipper from 'unzipper';
-import { getConnection } from 'typeorm';

 import { queueLogger } from '../../logger.js';
 import { downloadUrl } from '@/misc/download-url.js';
@ -10,6 +9,7 @@ import { DriveFiles, Emojis } from '@/models/index.js';
 import { DbUserImportJobData } from '@/queue/types.js';
 import { addFile } from '@/services/drive/add-file.js';
 import { genId } from '@/misc/gen-id.js';
+import { db } from '@/db/postgre.js';

 const logger = queueLogger.createSubLogger('import-custom-emojis');

@ -17,7 +17,7 @@ const logger = queueLogger.createSubLogger('import-custom-emojis');
 export async function importCustomEmojis(job: Bull.Job<DbUserImportJobData>, done: any): Promise<void> {
 	logger.info(`Importing custom emojis ...`);

-	const file = await DriveFiles.findOne({
+	const file = await DriveFiles.findOneBy({
 		id: job.data.fileId,
 	});
 	if (file == null) {
@ -72,10 +72,10 @@ export async function importCustomEmojis(job: Bull.Job<DbUserImportJobData>, don
 				originalUrl: driveFile.url,
 				publicUrl: driveFile.webpublicUrl ?? driveFile.url,
 				type: driveFile.webpublicType ?? driveFile.type,
-			}).then(x => Emojis.findOneOrFail(x.identifiers[0]));
+			}).then(x => Emojis.findOneByOrFail(x.identifiers[0]));
 		}

-		await getConnection().queryResultCache!.remove(['meta_emojis']);
+		await db.queryResultCache!.remove(['meta_emojis']);

 		cleanup();
 	
--- a/packages/backend/src/queue/processors/db/import-following.ts
+++ b/packages/backend/src/queue/processors/db/import-following.ts
@ -8,19 +8,20 @@ import { downloadTextFile } from '@/misc/download-text-file.js';
 import { isSelfHost, toPuny } from '@/misc/convert-host.js';
 import { Users, DriveFiles } from '@/models/index.js';
 import { DbUserImportJobData } from '@/queue/types.js';
+import { IsNull } from 'typeorm';

 const logger = queueLogger.createSubLogger('import-following');

 export async function importFollowing(job: Bull.Job<DbUserImportJobData>, done: any): Promise<void> {
 	logger.info(`Importing following of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
 	}

-	const file = await DriveFiles.findOne({
+	const file = await DriveFiles.findOneBy({
 		id: job.data.fileId,
 	});
 	if (file == null) {
@ -39,10 +40,10 @@ export async function importFollowing(job: Bull.Job<DbUserImportJobData>, done:
 			const acct = line.split(',')[0].trim();
 			const { username, host } = Acct.parse(acct);

-			let target = isSelfHost(host!) ? await Users.findOne({
-				host: null,
+			let target = isSelfHost(host!) ? await Users.findOneBy({
+				host: IsNull(),
 				usernameLower: username.toLowerCase(),
-			}) : await Users.findOne({
+			}) : await Users.findOneBy({
 				host: toPuny(host!),
 				usernameLower: username.toLowerCase(),
 			});
--- a/packages/backend/src/queue/processors/db/import-muting.ts
+++ b/packages/backend/src/queue/processors/db/import-muting.ts
@ -9,19 +9,20 @@ import { Users, DriveFiles, Mutings } from '@/models/index.js';
 import { DbUserImportJobData } from '@/queue/types.js';
 import { User } from '@/models/entities/user.js';
 import { genId } from '@/misc/gen-id.js';
+import { IsNull } from 'typeorm';

 const logger = queueLogger.createSubLogger('import-muting');

 export async function importMuting(job: Bull.Job<DbUserImportJobData>, done: any): Promise<void> {
 	logger.info(`Importing muting of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
 	}

-	const file = await DriveFiles.findOne({
+	const file = await DriveFiles.findOneBy({
 		id: job.data.fileId,
 	});
 	if (file == null) {
@ -40,10 +41,10 @@ export async function importMuting(job: Bull.Job<DbUserImportJobData>, done: any
 			const acct = line.split(',')[0].trim();
 			const { username, host } = Acct.parse(acct);

-			let target = isSelfHost(host!) ? await Users.findOne({
-				host: null,
+			let target = isSelfHost(host!) ? await Users.findOneBy({
+				host: IsNull(),
 				usernameLower: username.toLowerCase(),
-			}) : await Users.findOne({
+			}) : await Users.findOneBy({
 				host: toPuny(host!),
 				usernameLower: username.toLowerCase(),
 			});
--- a/packages/backend/src/queue/processors/db/import-user-lists.ts
+++ b/packages/backend/src/queue/processors/db/import-user-lists.ts
@ -9,19 +9,20 @@ import { isSelfHost, toPuny } from '@/misc/convert-host.js';
 import { DriveFiles, Users, UserLists, UserListJoinings } from '@/models/index.js';
 import { genId } from '@/misc/gen-id.js';
 import { DbUserImportJobData } from '@/queue/types.js';
+import { IsNull } from 'typeorm';

 const logger = queueLogger.createSubLogger('import-user-lists');

 export async function importUserLists(job: Bull.Job<DbUserImportJobData>, done: any): Promise<void> {
 	logger.info(`Importing user lists of ${job.data.user.id} ...`);

-	const user = await Users.findOne(job.data.user.id);
+	const user = await Users.findOneBy({ id: job.data.user.id });
 	if (user == null) {
 		done();
 		return;
 	}

-	const file = await DriveFiles.findOne({
+	const file = await DriveFiles.findOneBy({
 		id: job.data.fileId,
 	});
 	if (file == null) {
@ -40,7 +41,7 @@ export async function importUserLists(job: Bull.Job<DbUserImportJobData>, done:
 			const listName = line.split(',')[0].trim();
 			const { username, host } = Acct.parse(line.split(',')[1].trim());

-			let list = await UserLists.findOne({
+			let list = await UserLists.findOneBy({
 				userId: user.id,
 				name: listName,
 			});
@ -51,13 +52,13 @@ export async function importUserLists(job: Bull.Job<DbUserImportJobData>, done:
 					createdAt: new Date(),
 					userId: user.id,
 					name: listName,
-				}).then(x => UserLists.findOneOrFail(x.identifiers[0]));
+				}).then(x => UserLists.findOneByOrFail(x.identifiers[0]));
 			}

-			let target = isSelfHost(host!) ? await Users.findOne({
-				host: null,
+			let target = isSelfHost(host!) ? await Users.findOneBy({
+				host: IsNull(),
 				usernameLower: username.toLowerCase(),
-			}) : await Users.findOne({
+			}) : await Users.findOneBy({
 				host: toPuny(host!),
 				usernameLower: username.toLowerCase(),
 			});
@ -66,7 +67,7 @@ export async function importUserLists(job: Bull.Job<DbUserImportJobData>, done:
 				target = await resolveUser(username, host);
 			}

-			if (await UserListJoinings.findOne({ userListId: list!.id, userId: target.id }) != null) continue;
+			if (await UserListJoinings.findOneBy({ userListId: list!.id, userId: target.id }) != null) continue;

 			pushUserToUserList(target, list!);
 		} catch (e) {
--- a/packages/backend/src/queue/processors/ended-poll-notification.ts
+++ b/packages/backend/src/queue/processors/ended-poll-notification.ts
@ -8,7 +8,7 @@ import { createNotification } from '@/services/create-notification.js';
 const logger = queueLogger.createSubLogger('ended-poll-notification');

 export async function endedPollNotification(job: Bull.Job<EndedPollNotificationJobData>, done: any): Promise<void> {
-	const note = await Notes.findOne(job.data.noteId);
+	const note = await Notes.findOneBy({ id: job.data.noteId });
 	if (note == null || !note.hasPoll) {
 		done();
 		return;
--- a/packages/backend/src/queue/processors/inbox.ts
+++ b/packages/backend/src/queue/processors/inbox.ts
@ -15,6 +15,8 @@ import DbResolver from '@/remote/activitypub/db-resolver.js';
 import { resolvePerson } from '@/remote/activitypub/models/person.js';
 import { LdSignature } from '@/remote/activitypub/misc/ld-signature.js';
 import { StatusError } from '@/misc/fetch.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
+import { UserPublickey } from '@/models/entities/user-publickey.js';

 const logger = new Logger('inbox');

@ -42,11 +44,13 @@ export default async (job: Bull.Job<InboxJobData>): Promise<string> => {
 		return `Old keyId is no longer supported. ${keyIdLower}`;
 	}

-	// TDOO: キャッシュ
 	const dbResolver = new DbResolver();

 	// HTTP-Signature keyIdを元にDBから取得
-	let authUser = await dbResolver.getAuthUserFromKeyId(signature.keyId);
+	let authUser: {
+		user: CacheableRemoteUser;
+		key: UserPublickey | null;
+	} | null = await dbResolver.getAuthUserFromKeyId(signature.keyId);

 	// keyIdでわからなければ、activity.actorを元にDBから取得 || activity.actorを元にリモートから取得
 	if (authUser == null) {
--- a/packages/backend/src/queue/processors/object-storage/clean-remote-files.ts
+++ b/packages/backend/src/queue/processors/object-storage/clean-remote-files.ts
@ -37,7 +37,7 @@ export default async function cleanRemoteFiles(job: Bull.Job<Record<string, unkn

 		deletedCount += 8;

-		const total = await DriveFiles.count({
+		const total = await DriveFiles.countBy({
 			userHost: Not(IsNull()),
 			isLink: false,
 		});
--- a/packages/backend/src/queue/processors/webhook-deliver.ts
+++ b/packages/backend/src/queue/processors/webhook-deliver.ts
@ -0,0 +1,56 @@
+import { URL } from 'node:url';
+import Bull from 'bull';
+import Logger from '@/services/logger.js';
+import { WebhookDeliverJobData } from '../types.js';
+import { getResponse, StatusError } from '@/misc/fetch.js';
+import { Webhooks } from '@/models/index.js';
+import config from '@/config/index.js';
+
+const logger = new Logger('webhook');
+
+let latest: string | null = null;
+
+export default async (job: Bull.Job<WebhookDeliverJobData>) => {
+	try {
+		if (latest !== (latest = JSON.stringify(job.data.content, null, 2))) {
+			logger.debug(`delivering ${latest}`);
+		}
+
+		const res = await getResponse({
+			url: job.data.to,
+			method: 'POST',
+			headers: {
+				'User-Agent': 'Misskey-Hooks',
+				'X-Misskey-Host': config.host,
+				'X-Misskey-Hook-Id': job.data.webhookId,
+				'X-Misskey-Hook-Secret': job.data.secret,
+			},
+			body: JSON.stringify(job.data.content),
+		});
+
+		Webhooks.update({ id: job.data.webhookId }, {
+			latestSentAt: new Date(),
+			latestStatus: res.status,
+		});
+
+		return 'Success';
+	} catch (res) {
+		Webhooks.update({ id: job.data.webhookId }, {
+			latestSentAt: new Date(),
+			latestStatus: res instanceof StatusError ? res.statusCode : 1,
+		});
+
+		if (res instanceof StatusError) {
+			// 4xx
+			if (res.isClientError) {
+				return `${res.statusCode} ${res.statusMessage}`;
+			}
+
+			// 5xx etc.
+			throw `${res.statusCode} ${res.statusMessage}`;
+		} else {
+			// DNS error, socket error, timeout ...
+			throw res;
+		}
+	}
+};
--- a/packages/backend/src/queue/queues.ts
+++ b/packages/backend/src/queue/queues.ts
@ -1,6 +1,6 @@
 import config from '@/config/index.js';
 import { initialize as initializeQueue } from './initialize.js';
-import { DeliverJobData, InboxJobData, DbJobData, ObjectStorageJobData, EndedPollNotificationJobData } from './types.js';
+import { DeliverJobData, InboxJobData, DbJobData, ObjectStorageJobData, EndedPollNotificationJobData, WebhookDeliverJobData } from './types.js';

 export const systemQueue = initializeQueue<Record<string, unknown>>('system');
 export const endedPollNotificationQueue = initializeQueue<EndedPollNotificationJobData>('endedPollNotification');
@ -8,3 +8,14 @@ export const deliverQueue = initializeQueue<DeliverJobData>('deliver', config.de
 export const inboxQueue = initializeQueue<InboxJobData>('inbox', config.inboxJobPerSec || 16);
 export const dbQueue = initializeQueue<DbJobData>('db');
 export const objectStorageQueue = initializeQueue<ObjectStorageJobData>('objectStorage');
+export const webhookDeliverQueue = initializeQueue<WebhookDeliverJobData>('webhookDeliver', 64);
+
+export const queues = [
+	systemQueue,
+	endedPollNotificationQueue,
+	deliverQueue,
+	inboxQueue,
+	dbQueue,
+	objectStorageQueue,
+	webhookDeliverQueue,
+];
--- a/packages/backend/src/queue/types.ts
+++ b/packages/backend/src/queue/types.ts
@ -1,6 +1,7 @@
 import { DriveFile } from '@/models/entities/drive-file.js';
 import { Note } from '@/models/entities/note';
 import { User } from '@/models/entities/user.js';
+import { Webhook } from '@/models/entities/webhook';
 import { IActivity } from '@/remote/activitypub/type.js';
 import httpSignature from 'http-signature';

@ -46,6 +47,13 @@ export type EndedPollNotificationJobData = {
 	noteId: Note['id'];
 };

+export type WebhookDeliverJobData = {
+	content: unknown;
+	webhookId: Webhook['id'];
+	to: string;
+	secret: string;
+};
+
 export type ThinUser = {
 	id: User['id'];
 };
--- a/packages/backend/src/remote/activitypub/audience.ts
+++ b/packages/backend/src/remote/activitypub/audience.ts
@ -3,26 +3,26 @@ import Resolver from './resolver.js';
 import { resolvePerson } from './models/person.js';
 import { unique, concat } from '@/prelude/array.js';
 import promiseLimit from 'promise-limit';
-import { User, IRemoteUser } from '@/models/entities/user.js';
+import { User, CacheableRemoteUser, CacheableUser } from '@/models/entities/user.js';

 type Visibility = 'public' | 'home' | 'followers' | 'specified';

 type AudienceInfo = {
 	visibility: Visibility,
-	mentionedUsers: User[],
-	visibleUsers: User[],
+	mentionedUsers: CacheableUser[],
+	visibleUsers: CacheableUser[],
 };

-export async function parseAudience(actor: IRemoteUser, to?: ApObject, cc?: ApObject, resolver?: Resolver): Promise<AudienceInfo> {
+export async function parseAudience(actor: CacheableRemoteUser, to?: ApObject, cc?: ApObject, resolver?: Resolver): Promise<AudienceInfo> {
 	const toGroups = groupingAudience(getApIds(to), actor);
 	const ccGroups = groupingAudience(getApIds(cc), actor);

 	const others = unique(concat([toGroups.other, ccGroups.other]));

-	const limit = promiseLimit<User | null>(2);
+	const limit = promiseLimit<CacheableUser | null>(2);
 	const mentionedUsers = (await Promise.all(
 		others.map(id => limit(() => resolvePerson(id, resolver).catch(() => null)))
-	)).filter((x): x is User => x != null);
+	)).filter((x): x is CacheableUser => x != null);

 	if (toGroups.public.length > 0) {
 		return {
@ -55,7 +55,7 @@ export async function parseAudience(actor: IRemoteUser, to?: ApObject, cc?: ApOb
 	};
 }

-function groupingAudience(ids: string[], actor: IRemoteUser) {
+function groupingAudience(ids: string[], actor: CacheableRemoteUser) {
 	const groups = {
 		public: [] as string[],
 		followers: [] as string[],
@ -85,7 +85,7 @@ function isPublic(id: string) {
 	].includes(id);
 }

-function isFollowers(id: string, actor: IRemoteUser) {
+function isFollowers(id: string, actor: CacheableRemoteUser) {
 	return (
 		id === (actor.followersUri || `${actor.uri}/followers`)
 	);
--- a/packages/backend/src/remote/activitypub/db-resolver.ts
+++ b/packages/backend/src/remote/activitypub/db-resolver.ts
@ -1,12 +1,17 @@
+import escapeRegexp from 'escape-regexp';
 import config from '@/config/index.js';
 import { Note } from '@/models/entities/note.js';
-import { User, IRemoteUser } from '@/models/entities/user.js';
+import { User, IRemoteUser, CacheableRemoteUser, CacheableUser } from '@/models/entities/user.js';
 import { UserPublickey } from '@/models/entities/user-publickey.js';
 import { MessagingMessage } from '@/models/entities/messaging-message.js';
 import { Notes, Users, UserPublickeys, MessagingMessages } from '@/models/index.js';
 import { IObject, getApId } from './type.js';
 import { resolvePerson } from './models/person.js';
-import escapeRegexp from 'escape-regexp';
+import { Cache } from '@/misc/cache.js';
+import { uriPersonCache, userByIdCache } from '@/services/user-cache.js';
+
+const publicKeyCache = new Cache<UserPublickey | null>(Infinity);
+const publicKeyByUserIdCache = new Cache<UserPublickey | null>(Infinity);

 export default class DbResolver {
 	constructor() {
@ -19,15 +24,15 @@ export default class DbResolver {
 		const parsed = this.parseUri(value);

 		if (parsed.id) {
-			return (await Notes.findOne({
+			return await Notes.findOneBy({
 				id: parsed.id,
-			})) || null;
+			});
 		}

 		if (parsed.uri) {
-			return (await Notes.findOne({
+			return await Notes.findOneBy({
 				uri: parsed.uri,
-			})) || null;
+			});
 		}

 		return null;
@ -37,15 +42,15 @@ export default class DbResolver {
 		const parsed = this.parseUri(value);

 		if (parsed.id) {
-			return (await MessagingMessages.findOne({
+			return await MessagingMessages.findOneBy({
 				id: parsed.id,
-			})) || null;
+			});
 		}

 		if (parsed.uri) {
-			return (await MessagingMessages.findOne({
+			return await MessagingMessages.findOneBy({
 				uri: parsed.uri,
-			})) || null;
+			});
 		}

 		return null;
@ -54,19 +59,19 @@ export default class DbResolver {
 	/**
 	 * AP Person => Misskey User in DB
 	 */
-	public async getUserFromApId(value: string | IObject): Promise<User | null> {
+	public async getUserFromApId(value: string | IObject): Promise<CacheableUser | null> {
 		const parsed = this.parseUri(value);

 		if (parsed.id) {
-			return (await Users.findOne({
+			return await userByIdCache.fetchMaybe(parsed.id, () => Users.findOneBy({
 				id: parsed.id,
-			})) || null;
+			}).then(x => x ?? undefined)) ?? null;
 		}

 		if (parsed.uri) {
-			return (await Users.findOne({
+			return await uriPersonCache.fetch(parsed.uri, () => Users.findOneBy({
 				uri: parsed.uri,
-			})) || null;
+			}));
 		}

 		return null;
@ -75,17 +80,24 @@ export default class DbResolver {
 	/**
 	 * AP KeyId => Misskey User and Key
 	 */
-	public async getAuthUserFromKeyId(keyId: string): Promise<AuthUser | null> {
-		const key = await UserPublickeys.findOne({
-			keyId,
-		});
+	public async getAuthUserFromKeyId(keyId: string): Promise<{
+		user: CacheableRemoteUser;
+		key: UserPublickey;
+	} | null> {
+		const key = await publicKeyCache.fetch(keyId, async () => {
+			const key = await UserPublickeys.findOneBy({
+				keyId,
+			});
+	
+			if (key == null) return null;
+
+			return key;
+		}, key => key != null);

 		if (key == null) return null;

-		const user = await Users.findOne(key.userId) as IRemoteUser;
-
 		return {
-			user,
+			user: await userByIdCache.fetch(key.userId, () => Users.findOneByOrFail({ id: key.userId })) as CacheableRemoteUser,
 			key,
 		};
 	}
@ -93,12 +105,15 @@ export default class DbResolver {
 	/**
 	 * AP Actor id => Misskey User and Key
 	 */
-	public async getAuthUserFromApId(uri: string): Promise<AuthUser | null> {
-		const user = await resolvePerson(uri) as IRemoteUser;
+	public async getAuthUserFromApId(uri: string): Promise<{
+		user: CacheableRemoteUser;
+		key: UserPublickey | null;
+	} | null> {
+		const user = await resolvePerson(uri) as CacheableRemoteUser;

 		if (user == null) return null;

-		const key = await UserPublickeys.findOne(user.id);
+		const key = await publicKeyByUserIdCache.fetch(user.id, () => UserPublickeys.findOneBy({ userId: user.id }), v => v != null); 

 		return {
 			user,
@ -125,11 +140,6 @@ export default class DbResolver {
 	}
 }

-export type AuthUser = {
-	user: IRemoteUser;
-	key?: UserPublickey;
-};
-
 type UriParseResult = {
 	/** id in DB (local object only) */
 	id?: string;
--- a/packages/backend/src/remote/activitypub/deliver-manager.ts
+++ b/packages/backend/src/remote/activitypub/deliver-manager.ts
@ -1,6 +1,7 @@
 import { Users, Followings } from '@/models/index.js';
 import { ILocalUser, IRemoteUser, User } from '@/models/entities/user.js';
 import { deliver } from '@/queue/index.js';
+import { IsNull, Not } from 'typeorm';

 //#region types
 interface IRecipe {
@ -78,27 +79,46 @@ export default class DeliverManager {

 		const inboxes = new Set<string>();

-		// build inbox list
-		for (const recipe of this.recipes) {
-			if (isFollowers(recipe)) {
-				// followers deliver
-				const followers = await Followings.find({
-					followeeId: this.actor.id,
-				});
+		/*
+		build inbox list

-				for (const following of followers) {
-					if (Followings.isRemoteFollower(following)) {
-						const inbox = following.followerSharedInbox || following.followerInbox;
-						inboxes.add(inbox);
-					}
-				}
-			} else if (isDirect(recipe)) {
-				// direct deliver
-				const inbox = recipe.to.inbox;
-				if (inbox) inboxes.add(inbox);
+		Process follower recipes first to avoid duplication when processing
+		direct recipes later.
+		*/
+		if (this.recipes.some(r => isFollowers(r))) {
+			// followers deliver
+			// TODO: SELECT DISTINCT ON ("followerSharedInbox") "followerSharedInbox" みたいな問い合わせにすればよりパフォーマンス向上できそう
+			// ただ、sharedInboxがnullなリモートユーザーも稀におり、その対応ができなさそう？
+			const followers = await Followings.find({
+				where: {
+					followeeId: this.actor.id,
+					followerHost: Not(IsNull()),
+				},
+				select: {
+					followerSharedInbox: true,
+					followerInbox: true,
+				},
+			}) as {
+				followerSharedInbox: string | null;
+				followerInbox: string;
+			}[];
+
+			for (const following of followers) {
+				const inbox = following.followerSharedInbox || following.followerInbox;
+				inboxes.add(inbox);
 			}
 		}

+		this.recipes.filter((recipe): recipe is IDirectRecipe => {
+			// followers recipes have already been processed
+			isDirect(recipe)
+			// check that shared inbox has not been added yet
+			&& !(recipe.to.sharedInbox && inboxes.has(recipe.to.sharedInbox))
+			// check that they actually have an inbox
+			&& recipe.to.inbox
+		})
+		.forEach(recipe => inboxes.add(recipe.to.inbox));
+
 		// deliver
 		for (const inbox of inboxes) {
 			deliver(this.actor, this.activity, inbox);
@ -112,7 +132,7 @@ export default class DeliverManager {
 * @param activity Activity
 * @param from Followee
 */
-export async function deliverToFollowers(actor: ILocalUser, activity: any) {
+export async function deliverToFollowers(actor: { id: ILocalUser['id']; host: null; }, activity: any) {
 	const manager = new DeliverManager(actor, activity);
 	manager.addFollowersRecipe();
 	await manager.execute();
@ -123,7 +143,7 @@ export async function deliverToFollowers(actor: ILocalUser, activity: any) {
 * @param activity Activity
 * @param to Target user
 */
-export async function deliverToUser(actor: ILocalUser, activity: any, to: IRemoteUser) {
+export async function deliverToUser(actor: { id: ILocalUser['id']; host: null; }, activity: any, to: IRemoteUser) {
 	const manager = new DeliverManager(actor, activity);
 	manager.addDirectRecipe(to);
 	await manager.execute();
--- a/packages/backend/src/remote/activitypub/kernel/accept/follow.ts
+++ b/packages/backend/src/remote/activitypub/kernel/accept/follow.ts
@ -1,10 +1,10 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import accept from '@/services/following/requests/accept.js';
 import { IFollow } from '../../type.js';
 import DbResolver from '../../db-resolver.js';
 import { relayAccepted } from '@/services/relay.js';

-export default async (actor: IRemoteUser, activity: IFollow): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IFollow): Promise<string> => {
 	// ※ activityはこっちから投げたフォローリクエストなので、activity.actorは存在するローカルユーザーである必要がある

 	const dbResolver = new DbResolver();
--- a/packages/backend/src/remote/activitypub/kernel/accept/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/accept/index.ts
@ -1,12 +1,12 @@
 import Resolver from '../../resolver.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import acceptFollow from './follow.js';
 import { IAccept, isFollow, getApType } from '../../type.js';
 import { apLogger } from '../../logger.js';

 const logger = apLogger;

-export default async (actor: IRemoteUser, activity: IAccept): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IAccept): Promise<string> => {
 	const uri = activity.id || activity;

 	logger.info(`Accept: ${uri}`);
--- a/packages/backend/src/remote/activitypub/kernel/add/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/add/index.ts
@ -1,9 +1,9 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { IAdd } from '../../type.js';
 import { resolveNote } from '../../models/note.js';
 import { addPinned } from '@/services/i/pin.js';

-export default async (actor: IRemoteUser, activity: IAdd): Promise<void> => {
+export default async (actor: CacheableRemoteUser, activity: IAdd): Promise<void> => {
 	if ('actor' in activity && actor.uri !== activity.actor) {
 		throw new Error('invalid actor');
 	}
--- a/packages/backend/src/remote/activitypub/kernel/announce/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/announce/index.ts
@ -1,12 +1,12 @@
 import Resolver from '../../resolver.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import announceNote from './note.js';
 import { IAnnounce, getApId } from '../../type.js';
 import { apLogger } from '../../logger.js';

 const logger = apLogger;

-export default async (actor: IRemoteUser, activity: IAnnounce): Promise<void> => {
+export default async (actor: CacheableRemoteUser, activity: IAnnounce): Promise<void> => {
 	const uri = getApId(activity);

 	logger.info(`Announce: ${uri}`);
--- a/packages/backend/src/remote/activitypub/kernel/announce/note.ts
+++ b/packages/backend/src/remote/activitypub/kernel/announce/note.ts
@ -1,6 +1,6 @@
 import Resolver from '../../resolver.js';
 import post from '@/services/note/create.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { IAnnounce, getApId } from '../../type.js';
 import { fetchNote, resolveNote } from '../../models/note.js';
 import { apLogger } from '../../logger.js';
@ -15,10 +15,9 @@ const logger = apLogger;
 /**
 * アナウンスアクティビティを捌きます
 */
-export default async function(resolver: Resolver, actor: IRemoteUser, activity: IAnnounce, targetUri: string): Promise<void> {
+export default async function(resolver: Resolver, actor: CacheableRemoteUser, activity: IAnnounce, targetUri: string): Promise<void> {
 	const uri = getApId(activity);

-	// アナウンサーが凍結されていたらスキップ
 	if (actor.isSuspended) {
 		return;
 	}
--- a/packages/backend/src/remote/activitypub/kernel/block/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/block/index.ts
@ -1,9 +1,10 @@
 import { IBlock } from '../../type.js';
 import block from '@/services/blocking/create.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import DbResolver from '../../db-resolver.js';
+import { Users } from '@/models/index.js';

-export default async (actor: IRemoteUser, activity: IBlock): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IBlock): Promise<string> => {
 	// ※ activity.objectにブロック対象があり、それは存在するローカルユーザーのはず

 	const dbResolver = new DbResolver();
@ -17,6 +18,6 @@ export default async (actor: IRemoteUser, activity: IBlock): Promise<string> =>
 		return `skip: ブロックしようとしているユーザーはローカルユーザーではありません`;
 	}

-	await block(actor, blockee);
+	await block(await Users.findOneByOrFail({ id: actor.id }), await Users.findOneByOrFail({ id: blockee.id }));
 	return `ok`;
 };
--- a/packages/backend/src/remote/activitypub/kernel/create/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/create/index.ts
@ -1,5 +1,5 @@
 import Resolver from '../../resolver.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import createNote from './note.js';
 import { ICreate, getApId, isPost, getApType } from '../../type.js';
 import { apLogger } from '../../logger.js';
@ -7,7 +7,7 @@ import { toArray, concat, unique } from '@/prelude/array.js';

 const logger = apLogger;

-export default async (actor: IRemoteUser, activity: ICreate): Promise<void> => {
+export default async (actor: CacheableRemoteUser, activity: ICreate): Promise<void> => {
 	const uri = getApId(activity);

 	logger.info(`Create: ${uri}`);
--- a/packages/backend/src/remote/activitypub/kernel/create/note.ts
+++ b/packages/backend/src/remote/activitypub/kernel/create/note.ts
@ -1,5 +1,5 @@
 import Resolver from '../../resolver.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { createNote, fetchNote } from '../../models/note.js';
 import { getApId, IObject, ICreate } from '../../type.js';
 import { getApLock } from '@/misc/app-lock.js';
@ -9,7 +9,7 @@ import { StatusError } from '@/misc/fetch.js';
 /**
 * 投稿作成アクティビティを捌きます
 */
-export default async function(resolver: Resolver, actor: IRemoteUser, note: IObject, silent = false, activity?: ICreate): Promise<string> {
+export default async function(resolver: Resolver, actor: CacheableRemoteUser, note: IObject, silent = false, activity?: ICreate): Promise<string> {
 	const uri = getApId(note);

 	if (typeof note === 'object') {
--- a/packages/backend/src/remote/activitypub/kernel/delete/actor.ts
+++ b/packages/backend/src/remote/activitypub/kernel/delete/actor.ts
@ -1,18 +1,19 @@
 import { apLogger } from '../../logger.js';
 import { createDeleteAccountJob } from '@/queue/index.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { Users } from '@/models/index.js';

 const logger = apLogger;

-export async function deleteActor(actor: IRemoteUser, uri: string): Promise<string> {
+export async function deleteActor(actor: CacheableRemoteUser, uri: string): Promise<string> {
 	logger.info(`Deleting the Actor: ${uri}`);

 	if (actor.uri !== uri) {
 		return `skip: delete actor ${actor.uri} !== ${uri}`;
 	}

-	if (actor.isDeleted) {
+	const user = await Users.findOneByOrFail({ id: actor.id });
+	if (user.isDeleted) {
 		logger.info(`skip: already deleted`);
 	}

--- a/packages/backend/src/remote/activitypub/kernel/delete/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/delete/index.ts
@ -1,5 +1,5 @@
 import deleteNote from './note.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { IDelete, getApId, isTombstone, IObject, validPost, validActor } from '../../type.js';
 import { toSingle } from '@/prelude/array.js';
 import { deleteActor } from './actor.js';
@ -7,7 +7,7 @@ import { deleteActor } from './actor.js';
 /**
 * 削除アクティビティを捌きます
 */
-export default async (actor: IRemoteUser, activity: IDelete): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IDelete): Promise<string> => {
 	if ('actor' in activity && actor.uri !== activity.actor) {
 		throw new Error('invalid actor');
 	}
--- a/packages/backend/src/remote/activitypub/kernel/delete/note.ts
+++ b/packages/backend/src/remote/activitypub/kernel/delete/note.ts
@ -1,4 +1,4 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import deleteNode from '@/services/note/delete.js';
 import { apLogger } from '../../logger.js';
 import DbResolver from '../../db-resolver.js';
@ -7,7 +7,7 @@ import { deleteMessage } from '@/services/messages/delete.js';

 const logger = apLogger;

-export default async function(actor: IRemoteUser, uri: string): Promise<string> {
+export default async function(actor: CacheableRemoteUser, uri: string): Promise<string> {
 	logger.info(`Deleting the Note: ${uri}`);

 	const unlock = await getApLock(uri);
--- a/packages/backend/src/remote/activitypub/kernel/flag/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/flag/index.ts
@ -1,17 +1,17 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import config from '@/config/index.js';
 import { IFlag, getApIds } from '../../type.js';
 import { AbuseUserReports, Users } from '@/models/index.js';
 import { In } from 'typeorm';
 import { genId } from '@/misc/gen-id.js';

-export default async (actor: IRemoteUser, activity: IFlag): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IFlag): Promise<string> => {
 	// objectは `(User|Note) | (User|Note)[]` だけど、全パターンDBスキーマと対応させられないので
 	// 対象ユーザーは一番最初のユーザー として あとはコメントとして格納する
 	const uris = getApIds(activity.object);

 	const userIds = uris.filter(uri => uri.startsWith(config.url + '/users/')).map(uri => uri.split('/').pop()!);
-	const users = await Users.find({
+	const users = await Users.findBy({
 		id: In(userIds),
 	});
 	if (users.length < 1) return `skip`;
--- a/packages/backend/src/remote/activitypub/kernel/follow.ts
+++ b/packages/backend/src/remote/activitypub/kernel/follow.ts
@ -1,9 +1,9 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import follow from '@/services/following/create.js';
 import { IFollow } from '../type.js';
 import DbResolver from '../db-resolver.js';

-export default async (actor: IRemoteUser, activity: IFollow): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IFollow): Promise<string> => {
 	const dbResolver = new DbResolver();
 	const followee = await dbResolver.getUserFromApId(activity.object);

--- a/packages/backend/src/remote/activitypub/kernel/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/index.ts
@ -1,5 +1,5 @@
 import { IObject, isCreate, isDelete, isUpdate, isRead, isFollow, isAccept, isReject, isAdd, isRemove, isAnnounce, isLike, isUndo, isBlock, isCollectionOrOrderedCollection, isCollection, isFlag } from '../type.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import create from './create/index.js';
 import performDeleteActivity from './delete/index.js';
 import performUpdateActivity from './update/index.js';
@ -17,8 +17,9 @@ import flag from './flag/index.js';
 import { apLogger } from '../logger.js';
 import Resolver from '../resolver.js';
 import { toArray } from '@/prelude/array.js';
+import { Users } from '@/models/index.js';

-export async function performActivity(actor: IRemoteUser, activity: IObject) {
+export async function performActivity(actor: CacheableRemoteUser, activity: IObject) {
 	if (isCollectionOrOrderedCollection(activity)) {
 		const resolver = new Resolver();
 		for (const item of toArray(isCollection(activity) ? activity.items : activity.orderedItems)) {
@ -36,7 +37,7 @@ export async function performActivity(actor: IRemoteUser, activity: IObject) {
 	}
 }

-async function performOneActivity(actor: IRemoteUser, activity: IObject): Promise<void> {
+async function performOneActivity(actor: CacheableRemoteUser, activity: IObject): Promise<void> {
 	if (actor.isSuspended) return;

 	if (isCreate(activity)) {
--- a/packages/backend/src/remote/activitypub/kernel/like.ts
+++ b/packages/backend/src/remote/activitypub/kernel/like.ts
@ -1,9 +1,9 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { ILike, getApId } from '../type.js';
 import create from '@/services/note/reaction/create.js';
 import { fetchNote, extractEmojis } from '../models/note.js';

-export default async (actor: IRemoteUser, activity: ILike) => {
+export default async (actor: CacheableRemoteUser, activity: ILike) => {
 	const targetUri = getApId(activity.object);

 	const note = await fetchNote(targetUri);
--- a/packages/backend/src/remote/activitypub/kernel/read.ts
+++ b/packages/backend/src/remote/activitypub/kernel/read.ts
@ -1,10 +1,10 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { IRead, getApId } from '../type.js';
 import { isSelfHost, extractDbHost } from '@/misc/convert-host.js';
 import { MessagingMessages } from '@/models/index.js';
 import { readUserMessagingMessage } from '../../../server/api/common/read-messaging-message.js';

-export const performReadActivity = async (actor: IRemoteUser, activity: IRead): Promise<string> => {
+export const performReadActivity = async (actor: CacheableRemoteUser, activity: IRead): Promise<string> => {
 	const id = await getApId(activity.object);

 	if (!isSelfHost(extractDbHost(id))) {
@ -13,7 +13,7 @@ export const performReadActivity = async (actor: IRemoteUser, activity: IRead):

 	const messageId = id.split('/').pop();

-	const message = await MessagingMessages.findOne(messageId);
+	const message = await MessagingMessages.findOneBy({ id: messageId });
 	if (message == null) {
 		return `skip: message not found`;
 	}
--- a/packages/backend/src/remote/activitypub/kernel/reject/follow.ts
+++ b/packages/backend/src/remote/activitypub/kernel/reject/follow.ts
@ -1,11 +1,11 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { remoteReject } from '@/services/following/reject.js';
 import { IFollow } from '../../type.js';
 import DbResolver from '../../db-resolver.js';
 import { relayRejected } from '@/services/relay.js';
 import { Users } from '@/models/index.js';

-export default async (actor: IRemoteUser, activity: IFollow): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IFollow): Promise<string> => {
 	// ※ activityはこっちから投げたフォローリクエストなので、activity.actorは存在するローカルユーザーである必要がある

 	const dbResolver = new DbResolver();
--- a/packages/backend/src/remote/activitypub/kernel/reject/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/reject/index.ts
@ -1,12 +1,12 @@
 import Resolver from '../../resolver.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import rejectFollow from './follow.js';
 import { IReject, isFollow, getApType } from '../../type.js';
 import { apLogger } from '../../logger.js';

 const logger = apLogger;

-export default async (actor: IRemoteUser, activity: IReject): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IReject): Promise<string> => {
 	const uri = activity.id || activity;

 	logger.info(`Reject: ${uri}`);
--- a/packages/backend/src/remote/activitypub/kernel/remove/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/remove/index.ts
@ -1,9 +1,9 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { IRemove } from '../../type.js';
 import { resolveNote } from '../../models/note.js';
 import { removePinned } from '@/services/i/pin.js';

-export default async (actor: IRemoteUser, activity: IRemove): Promise<void> => {
+export default async (actor: CacheableRemoteUser, activity: IRemove): Promise<void> => {
 	if ('actor' in activity && actor.uri !== activity.actor) {
 		throw new Error('invalid actor');
 	}
--- a/packages/backend/src/remote/activitypub/kernel/undo/accept.ts
+++ b/packages/backend/src/remote/activitypub/kernel/undo/accept.ts
@ -1,11 +1,11 @@
 import unfollow from '@/services/following/delete.js';
 import cancelRequest from '@/services/following/requests/cancel.js';
 import {IAccept} from '../../type.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { Followings } from '@/models/index.js';
 import DbResolver from '../../db-resolver.js';

-export default async (actor: IRemoteUser, activity: IAccept): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IAccept): Promise<string> => {
 	const dbResolver = new DbResolver();

 	const follower = await dbResolver.getUserFromApId(activity.object);
@ -13,7 +13,7 @@ export default async (actor: IRemoteUser, activity: IAccept): Promise<string> =>
 		return `skip: follower not found`;
 	}

-	const following = await Followings.findOne({
+	const following = await Followings.findOneBy({
 		followerId: follower.id,
 		followeeId: actor.id,
 	});
--- a/packages/backend/src/remote/activitypub/kernel/undo/announce.ts
+++ b/packages/backend/src/remote/activitypub/kernel/undo/announce.ts
@ -1,12 +1,12 @@
 import { Notes } from '@/models/index.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { IAnnounce, getApId } from '../../type.js';
 import deleteNote from '@/services/note/delete.js';

-export const undoAnnounce = async (actor: IRemoteUser, activity: IAnnounce): Promise<string> => {
+export const undoAnnounce = async (actor: CacheableRemoteUser, activity: IAnnounce): Promise<string> => {
 	const uri = getApId(activity);

-	const note = await Notes.findOne({
+	const note = await Notes.findOneBy({
 		uri,
 	});

--- a/packages/backend/src/remote/activitypub/kernel/undo/block.ts
+++ b/packages/backend/src/remote/activitypub/kernel/undo/block.ts
@ -1,9 +1,10 @@
 import { IBlock } from '../../type.js';
 import unblock from '@/services/blocking/delete.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import DbResolver from '../../db-resolver.js';
+import { Users } from '@/models/index.js';

-export default async (actor: IRemoteUser, activity: IBlock): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IBlock): Promise<string> => {
 	const dbResolver = new DbResolver();
 	const blockee = await dbResolver.getUserFromApId(activity.object);

@ -15,6 +16,6 @@ export default async (actor: IRemoteUser, activity: IBlock): Promise<string> =>
 		return `skip: ブロック解除しようとしているユーザーはローカルユーザーではありません`;
 	}

-	await unblock(actor, blockee);
+	await unblock(await Users.findOneByOrFail({ id: actor.id }), blockee);
 	return `ok`;
 };
--- a/packages/backend/src/remote/activitypub/kernel/undo/follow.ts
+++ b/packages/backend/src/remote/activitypub/kernel/undo/follow.ts
@ -1,11 +1,11 @@
 import unfollow from '@/services/following/delete.js';
 import cancelRequest from '@/services/following/requests/cancel.js';
 import { IFollow } from '../../type.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { FollowRequests, Followings } from '@/models/index.js';
 import DbResolver from '../../db-resolver.js';

-export default async (actor: IRemoteUser, activity: IFollow): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IFollow): Promise<string> => {
 	const dbResolver = new DbResolver();

 	const followee = await dbResolver.getUserFromApId(activity.object);
@ -17,12 +17,12 @@ export default async (actor: IRemoteUser, activity: IFollow): Promise<string> =>
 		return `skip: フォロー解除しようとしているユーザーはローカルユーザーではありません`;
 	}

-	const req = await FollowRequests.findOne({
+	const req = await FollowRequests.findOneBy({
 		followerId: actor.id,
 		followeeId: followee.id,
 	});

-	const following = await Followings.findOne({
+	const following = await Followings.findOneBy({
 		followerId: actor.id,
 		followeeId: followee.id,
 	});
--- a/packages/backend/src/remote/activitypub/kernel/undo/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/undo/index.ts
@ -1,5 +1,5 @@
-import { IRemoteUser } from '@/models/entities/user.js';
-import {IUndo, isFollow, isBlock, isLike, isAnnounce, getApType, isAccept} from '../../type.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
+import { IUndo, isFollow, isBlock, isLike, isAnnounce, getApType, isAccept } from '../../type.js';
 import unfollow from './follow.js';
 import unblock from './block.js';
 import undoLike from './like.js';
@ -10,7 +10,7 @@ import { apLogger } from '../../logger.js';

 const logger = apLogger;

-export default async (actor: IRemoteUser, activity: IUndo): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IUndo): Promise<string> => {
 	if ('actor' in activity && actor.uri !== activity.actor) {
 		throw new Error('invalid actor');
 	}
--- a/packages/backend/src/remote/activitypub/kernel/undo/like.ts
+++ b/packages/backend/src/remote/activitypub/kernel/undo/like.ts
@ -1,4 +1,4 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { ILike, getApId } from '../../type.js';
 import deleteReaction from '@/services/note/reaction/delete.js';
 import { fetchNote } from '../../models/note.js';
@ -6,7 +6,7 @@ import { fetchNote } from '../../models/note.js';
 /**
 * Process Undo.Like activity
 */
-export default async (actor: IRemoteUser, activity: ILike) => {
+export default async (actor: CacheableRemoteUser, activity: ILike) => {
 	const targetUri = getApId(activity.object);

 	const note = await fetchNote(targetUri);
--- a/packages/backend/src/remote/activitypub/kernel/update/index.ts
+++ b/packages/backend/src/remote/activitypub/kernel/update/index.ts
@ -1,4 +1,4 @@
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { getApType, IUpdate, isActor } from '../../type.js';
 import { apLogger } from '../../logger.js';
 import { updateQuestion } from '../../models/question.js';
@ -8,7 +8,7 @@ import { updatePerson } from '../../models/person.js';
 /**
 * Updateアクティビティを捌きます
 */
-export default async (actor: IRemoteUser, activity: IUpdate): Promise<string> => {
+export default async (actor: CacheableRemoteUser, activity: IUpdate): Promise<string> => {
 	if ('actor' in activity && actor.uri !== activity.actor) {
 		return `skip: invalid actor`;
 	}
--- a/packages/backend/src/remote/activitypub/models/image.ts
+++ b/packages/backend/src/remote/activitypub/models/image.ts
@ -1,10 +1,10 @@
 import { uploadFromUrl } from '@/services/drive/upload-from-url.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser, IRemoteUser } from '@/models/entities/user.js';
 import Resolver from '../resolver.js';
 import { fetchMeta } from '@/misc/fetch-meta.js';
 import { apLogger } from '../logger.js';
 import { DriveFile } from '@/models/entities/drive-file.js';
-import { DriveFiles } from '@/models/index.js';
+import { DriveFiles, Users } from '@/models/index.js';
 import { truncate } from '@/misc/truncate.js';
 import { DB_MAX_IMAGE_COMMENT_LENGTH } from '@/misc/hard-limits.js';

@ -13,7 +13,7 @@ const logger = apLogger;
 /**
 * Imageを作成します。
 */
-export async function createImage(actor: IRemoteUser, value: any): Promise<DriveFile> {
+export async function createImage(actor: CacheableRemoteUser, value: any): Promise<DriveFile> {
 	// 投稿者が凍結されていたらスキップ
 	if (actor.isSuspended) {
 		throw new Error('actor has been suspended');
@ -47,7 +47,7 @@ export async function createImage(actor: IRemoteUser, value: any): Promise<Drive
 				uri: image.url,
 			});

-			file = await DriveFiles.findOneOrFail(file.id);
+			file = await DriveFiles.findOneByOrFail({ id: file.id });
 		}
 	}

@ -60,7 +60,7 @@ export async function createImage(actor: IRemoteUser, value: any): Promise<Drive
 * Misskeyに対象のImageが登録されていればそれを返し、そうでなければ
 * リモートサーバーからフェッチしてMisskeyに登録しそれを返します。
 */
-export async function resolveImage(actor: IRemoteUser, value: any): Promise<DriveFile> {
+export async function resolveImage(actor: CacheableRemoteUser, value: any): Promise<DriveFile> {
 	// TODO

 	// リモートサーバーからフェッチしてきて登録
--- a/packages/backend/src/remote/activitypub/models/mention.ts
+++ b/packages/backend/src/remote/activitypub/models/mention.ts
@ -3,17 +3,17 @@ import { IObject, isMention, IApMention } from '../type.js';
 import { resolvePerson } from './person.js';
 import promiseLimit from 'promise-limit';
 import Resolver from '../resolver.js';
-import { User } from '@/models/entities/user.js';
+import { CacheableUser, User } from '@/models/entities/user.js';

 export async function extractApMentions(tags: IObject | IObject[] | null | undefined) {
 	const hrefs = unique(extractApMentionObjects(tags).map(x => x.href as string));

 	const resolver = new Resolver();

-	const limit = promiseLimit<User | null>(2);
+	const limit = promiseLimit<CacheableUser | null>(2);
 	const mentionedUsers = (await Promise.all(
 		hrefs.map(x => limit(() => resolvePerson(x, resolver).catch(() => null)))
-	)).filter((x): x is User => x != null);
+	)).filter((x): x is CacheableUser => x != null);

 	return mentionedUsers;
 }
--- a/packages/backend/src/remote/activitypub/models/note.ts
+++ b/packages/backend/src/remote/activitypub/models/note.ts
@ -5,7 +5,7 @@ import Resolver from '../resolver.js';
 import post from '@/services/note/create.js';
 import { resolvePerson, updatePerson } from './person.js';
 import { resolveImage } from './image.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser, IRemoteUser } from '@/models/entities/user.js';
 import { htmlToMfm } from '../misc/html-to-mfm.js';
 import { extractApHashtags } from './tag.js';
 import { unique, toArray, toSingle } from '@/prelude/array.js';
@ -15,7 +15,7 @@ import { apLogger } from '../logger.js';
 import { DriveFile } from '@/models/entities/drive-file.js';
 import { deliverQuestionUpdate } from '@/services/note/polls/update.js';
 import { extractDbHost, toPuny } from '@/misc/convert-host.js';
-import { Emojis, Polls, MessagingMessages } from '@/models/index.js';
+import { Emojis, Polls, MessagingMessages, Users } from '@/models/index.js';
 import { Note } from '@/models/entities/note.js';
 import { IObject, getOneApId, getApId, getOneApHrefNullable, validPost, IPost, isEmoji, getApType } from '../type.js';
 import { Emoji } from '@/models/entities/emoji.js';
@ -90,7 +90,7 @@ export async function createNote(value: string | IObject, resolver?: Resolver, s
 	logger.info(`Creating the Note: ${note.id}`);

 	// 投稿者をフェッチ
-	const actor = await resolvePerson(getOneApId(note.attributedTo), resolver) as IRemoteUser;
+	const actor = await resolvePerson(getOneApId(note.attributedTo), resolver) as CacheableRemoteUser;

 	// 投稿者が凍結されていたらスキップ
 	if (actor.isSuspended) {
@ -141,7 +141,7 @@ export async function createNote(value: string | IObject, resolver?: Resolver, s
 			const uri = getApId(note.inReplyTo);
 			if (uri.startsWith(config.url + '/')) {
 				const id = uri.split('/').pop();
-				const talk = await MessagingMessages.findOne(id);
+				const talk = await MessagingMessages.findOneBy({ id });
 				if (talk) {
 					isTalk = true;
 					return null;
@ -197,11 +197,11 @@ export async function createNote(value: string | IObject, resolver?: Resolver, s
 	const cw = note.summary === '' ? null : note.summary;

 	// テキストのパース
-	const text = note._misskey_content || (note.content ? htmlToMfm(note.content, note.tag) : null);
+	const text = typeof note._misskey_content !== 'undefined' ? note._misskey_content : (note.content ? htmlToMfm(note.content, note.tag) : null);

 	// vote
 	if (reply && reply.hasPoll) {
-		const poll = await Polls.findOneOrFail(reply.id);
+		const poll = await Polls.findOneByOrFail({ noteId: reply.id });

 		const tryCreateVote = async (name: string, index: number): Promise<null> => {
 			if (poll.expiresAt && Date.now() > new Date(poll.expiresAt).getTime()) {
@ -230,11 +230,6 @@ export async function createNote(value: string | IObject, resolver?: Resolver, s

 	const poll = await extractPollFromQuestion(note, resolver).catch(() => undefined);

-	// ユーザーの情報が古かったらついでに更新しておく
-	if (actor.lastFetchedAt == null || Date.now() - actor.lastFetchedAt.getTime() > 1000 * 60 * 60 * 24) {
-		if (actor.uri) updatePerson(actor.uri);
-	}
-
 	if (isTalk) {
 		for (const recipient of visibleUsers) {
 			await createMessage(actor, recipient, undefined, text || undefined, (files && files.length > 0) ? files[0] : null, object.id);
@ -311,7 +306,7 @@ export async function extractEmojis(tags: IObject | IObject[], host: string): Pr
 		const name = tag.name!.replace(/^:/, '').replace(/:$/, '');
 		tag.icon = toSingle(tag.icon);

-		const exists = await Emojis.findOne({
+		const exists = await Emojis.findOneBy({
 			host,
 			name,
 		});
@ -332,7 +327,7 @@ export async function extractEmojis(tags: IObject | IObject[], host: string): Pr
 					updatedAt: new Date(),
 				});

-				return await Emojis.findOne({
+				return await Emojis.findOneBy({
 					host,
 					name,
 				}) as Emoji;
@ -352,6 +347,6 @@ export async function extractEmojis(tags: IObject | IObject[], host: string): Pr
 			publicUrl: tag.icon!.url,
 			updatedAt: new Date(),
 			aliases: [],
-		} as Partial<Emoji>).then(x => Emojis.findOneOrFail(x.identifiers[0]));
+		} as Partial<Emoji>).then(x => Emojis.findOneByOrFail(x.identifiers[0]));
 	}));
 }
--- a/packages/backend/src/remote/activitypub/models/person.ts
+++ b/packages/backend/src/remote/activitypub/models/person.ts
@ -15,7 +15,7 @@ import { apLogger } from '../logger.js';
 import { Note } from '@/models/entities/note.js';
 import { updateUsertags } from '@/services/update-hashtag.js';
 import { Users, Instances, DriveFiles, Followings, UserProfiles, UserPublickeys } from '@/models/index.js';
-import { User, IRemoteUser } from '@/models/entities/user.js';
+import { User, IRemoteUser, CacheableUser } from '@/models/entities/user.js';
 import { Emoji } from '@/models/entities/emoji.js';
 import { UserNotePining } from '@/models/entities/user-note-pining.js';
 import { genId } from '@/misc/gen-id.js';
@ -24,12 +24,14 @@ import { UserPublickey } from '@/models/entities/user-publickey.js';
 import { isDuplicateKeyValueError } from '@/misc/is-duplicate-key-value-error.js';
 import { toPuny } from '@/misc/convert-host.js';
 import { UserProfile } from '@/models/entities/user-profile.js';
-import { getConnection } from 'typeorm';
 import { toArray } from '@/prelude/array.js';
 import { fetchInstanceMetadata } from '@/services/fetch-instance-metadata.js';
 import { normalizeForSearch } from '@/misc/normalize-for-search.js';
 import { truncate } from '@/misc/truncate.js';
 import { StatusError } from '@/misc/fetch.js';
+import { uriPersonCache } from '@/services/user-cache.js';
+import { publishInternalEvent } from '@/services/stream.js';
+import { db } from '@/db/postgre.js';

 const logger = apLogger;

@ -91,19 +93,25 @@ function validateActor(x: IObject, uri: string): IActor {
 *
 * Misskeyに対象のPersonが登録されていればそれを返します。
 */
-export async function fetchPerson(uri: string, resolver?: Resolver): Promise<User | null> {
+export async function fetchPerson(uri: string, resolver?: Resolver): Promise<CacheableUser | null> {
 	if (typeof uri !== 'string') throw new Error('uri is not string');

+	const cached = uriPersonCache.get(uri);
+	if (cached) return cached;
+
 	// URIがこのサーバーを指しているならデータベースからフェッチ
 	if (uri.startsWith(config.url + '/')) {
 		const id = uri.split('/').pop();
-		return await Users.findOne(id).then(x => x || null);
+		const u = await Users.findOneBy({ id });
+		if (u) uriPersonCache.set(uri, u);
+		return u;
 	}

 	//#region このサーバーに既に登録されていたらそれを返す
-	const exist = await Users.findOne({ uri });
+	const exist = await Users.findOneBy({ uri });

 	if (exist) {
+		uriPersonCache.set(uri, exist);
 		return exist;
 	}
 	//#endregion
@ -143,7 +151,7 @@ export async function createPerson(uri: string, resolver?: Resolver): Promise<Us
 	let user: IRemoteUser;
 	try {
 		// Start transaction
-		await getConnection().transaction(async transactionalEntityManager => {
+		await db.transaction(async transactionalEntityManager => {
 			user = await transactionalEntityManager.save(new User({
 				id: genId(),
 				avatarId: null,
@ -189,7 +197,7 @@ export async function createPerson(uri: string, resolver?: Resolver): Promise<Us
 		// duplicate key error
 		if (isDuplicateKeyValueError(e)) {
 			// /users/@a => /users/:id のように入力がaliasなときにエラーになることがあるのを対応
-			const u = await Users.findOne({
+			const u = await Users.findOneBy({
 				uri: person.id,
 			});

@ -272,7 +280,7 @@ export async function updatePerson(uri: string, resolver?: Resolver | null, hint
 	}

 	//#region このサーバーに既に登録されているか
-	const exist = await Users.findOne({ uri }) as IRemoteUser;
+	const exist = await Users.findOneBy({ uri }) as IRemoteUser;

 	if (exist == null) {
 		return;
@ -352,6 +360,8 @@ export async function updatePerson(uri: string, resolver?: Resolver | null, hint
 		location: person['vcard:Address'] || null,
 	});

+	publishInternalEvent('remoteUserUpdated', { id: exist.id });
+
 	// ハッシュタグ更新
 	updateUsertags(exist, tags);

@ -371,7 +381,7 @@ export async function updatePerson(uri: string, resolver?: Resolver | null, hint
 * Misskeyに対象のPersonが登録されていればそれを返し、そうでなければ
 * リモートサーバーからフェッチしてMisskeyに登録しそれを返します。
 */
-export async function resolvePerson(uri: string, resolver?: Resolver): Promise<User> {
+export async function resolvePerson(uri: string, resolver?: Resolver): Promise<CacheableUser> {
 	if (typeof uri !== 'string') throw new Error('uri is not string');

 	//#region このサーバーに既に登録されていたらそれを返す
@ -441,7 +451,7 @@ export function analyzeAttachments(attachments: IObject | IObject[] | undefined)
 }

 export async function updateFeatured(userId: User['id']) {
-	const user = await Users.findOneOrFail(userId);
+	const user = await Users.findOneByOrFail({ id: userId });
 	if (!Users.isRemoteUser(user)) return;
 	if (!user.featured) return;

@ -464,7 +474,7 @@ export async function updateFeatured(userId: User['id']) {
 		.slice(0, 5)
 		.map(item => limit(() => resolveNote(item, resolver))));

-	await getConnection().transaction(async transactionalEntityManager => {
+	await db.transaction(async transactionalEntityManager => {
 		await transactionalEntityManager.delete(UserNotePining, { userId: user.id });

 		// とりあえずidを別の時間で生成して順番を維持
--- a/packages/backend/src/remote/activitypub/models/question.ts
+++ b/packages/backend/src/remote/activitypub/models/question.ts
@ -47,10 +47,10 @@ export async function updateQuestion(value: any) {
 	if (uri.startsWith(config.url + '/')) throw new Error('uri points local');

 	//#region このサーバーに既に登録されているか
-	const note = await Notes.findOne({ uri });
+	const note = await Notes.findOneBy({ uri });
 	if (note == null) throw new Error('Question is not registed');

-	const poll = await Polls.findOne({ noteId: note.id });
+	const poll = await Polls.findOneBy({ noteId: note.id });
 	if (poll == null) throw new Error('Question is not registed');
 	//#endregion

--- a/packages/backend/src/remote/activitypub/perform.ts
+++ b/packages/backend/src/remote/activitypub/perform.ts
@ -1,7 +1,17 @@
 import { IObject } from './type.js';
-import { IRemoteUser } from '@/models/entities/user.js';
+import { CacheableRemoteUser } from '@/models/entities/user.js';
 import { performActivity } from './kernel/index.js';
+import { updatePerson } from './models/person.js';

-export default async (actor: IRemoteUser, activity: IObject): Promise<void> => {
+export default async (actor: CacheableRemoteUser, activity: IObject): Promise<void> => {
 	await performActivity(actor, activity);
+
+	// ついでにリモートユーザーの情報が古かったら更新しておく
+	if (actor.uri) {
+		if (actor.lastFetchedAt == null || Date.now() - actor.lastFetchedAt.getTime() > 1000 * 60 * 60 * 24) {
+			setImmediate(() => {
+				updatePerson(actor.uri!);
+			});
+		}
+	}
 };
--- a/packages/backend/src/remote/activitypub/renderer/follow-user.ts
+++ b/packages/backend/src/remote/activitypub/renderer/follow-user.ts
@ -7,6 +7,6 @@ import { User } from '@/models/entities/user.js';
 * @param id Follower|Followee ID
 */
 export default async function renderFollowUser(id: User['id']): Promise<any> {
-	const user = await Users.findOneOrFail(id);
+	const user = await Users.findOneByOrFail({ id: id });
 	return Users.isLocalUser(user) ? `${config.url}/users/${user.id}` : user.uri;
 }
--- a/Show More
+++ b/Show More