なんかもうめっちゃ変えた

packages/backend/src/server/api/endpoints/ap/get.ts

@@ -1,7 +1,8 @@
-import define from '../../define.js';
-import Resolver from '@/remote/activitypub/resolver.js';
-import { ApiError } from '../../error.js';
+import { Inject, Injectable } from '@nestjs/common';
 import ms from 'ms';
+import { Endpoint } from '@/server/api/endpoint-base.js';
+import { ApResolverService } from '@/core/remote/activitypub/ApResolverService.js';
+import { ApiError } from '../../error.js';
 
 export const meta = {
 	tags: ['federation'],
@@ -31,8 +32,15 @@ export const paramDef = {
 } as const;
 
 // eslint-disable-next-line import/no-default-export
-export default define(meta, paramDef, async (ps) => {
-	const resolver = new Resolver();
-	const object = await resolver.resolve(ps.uri);
-	return object;
-});
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+		private apResolverService: ApResolverService,
+	) {
+		super(meta, paramDef, async (ps, me) => {
+			const resolver = this.apResolverService.createResolver();
+			const object = await resolver.resolve(ps.uri);
+			return object;
+		});
+	}
+}