Improve chart engine (#8253)

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* Update core.ts

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* #7361

* delete network chart

* federationChart強化 apRequestChart追加

* tweak

packages/backend/src/server/api/endpoints/charts/ap-request.ts

@@ -0,0 +1,31 @@
+import $ from 'cafy';
+import define from '../../define';
+import { convertLog } from '@/services/chart/core';
+import { apRequestChart } from '@/services/chart/index';
+
+export const meta = {
+	tags: ['charts'],
+
+	params: {
+		span: {
+			validator: $.str.or(['day', 'hour']),
+		},
+
+		limit: {
+			validator: $.optional.num.range(1, 500),
+			default: 30,
+		},
+
+		offset: {
+			validator: $.optional.nullable.num,
+			default: null,
+		},
+	},
+
+	// TODO: response definition
+} as const;
+
+// eslint-disable-next-line import/no-default-export
+export default define(meta, async (ps) => {
+	return await apRequestChart.getChart(ps.span as any, ps.limit!, ps.offset ? new Date(ps.offset) : null);
+});