enhance(server): Use job queue for account delete (#7668)

* enhance(server): Use job queue for account delete

Fix #5336

* ジョブをひとつに

* remove done call

* clean up

* add User.isDeleted

* コミット忘れ

* Update 1629512953000-user-is-deleted.ts

* show dialog

* lint

* Update 1629512953000-user-is-deleted.ts

migration/1629512953000-user-is-deleted.ts

@@ -0,0 +1,15 @@
+import {MigrationInterface, QueryRunner} from "typeorm";
+
+export class isUserDeleted1629512953000 implements MigrationInterface {
+    name = 'isUserDeleted1629512953000'
+
+    public async up(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`ALTER TABLE "user" ADD "isDeleted" boolean NOT NULL DEFAULT false`);
+        await queryRunner.query(`COMMENT ON COLUMN "user"."isDeleted" IS 'Whether the User is deleted.'`);
+    }
+
+    public async down(queryRunner: QueryRunner): Promise<void> {
+        await queryRunner.query(`ALTER TABLE "user" DROP COLUMN "isDeleted"`);
+    }
+
+}