なんかもうめっちゃ変えた

packages/backend/src/server/api/endpoints/ping.ts

@@ -1,4 +1,5 @@
-import define from '../define.js';
+import { Inject, Injectable } from '@nestjs/common';
+import { Endpoint } from '@/server/api/endpoint-base.js';
 
 export const meta = {
 	requireCredential: false,
@@ -24,8 +25,14 @@ export const paramDef = {
 } as const;
 
 // eslint-disable-next-line import/no-default-export
-export default define(meta, paramDef, async () => {
-	return {
-		pong: Date.now(),
-	};
-});
+@Injectable()
+export default class extends Endpoint<typeof meta, typeof paramDef> {
+	constructor(
+	) {
+		super(meta, paramDef, async () => {
+			return {
+				pong: Date.now(),
+			};
+		});
+	}
+}