chore: 服务骨架（Hono+TS+vitest+eslint，health 路由与探活注册点）

src/app/server.ts

@@ -0,0 +1,7 @@
+import { serve } from '@hono/node-server';
+import { buildApp } from './app';
+import { config } from '../shared/config';
+
+serve({ fetch: buildApp().fetch, port: config.port }, (info) => {
+  console.log(`${config.serviceName} listening on :${info.port}`);
+});