build: affine Node.js server charts (#2895)

apps/server/src/app.controller.ts

@@ -0,0 +1,13 @@
+import { Controller, Get } from '@nestjs/common';
+
+import pkg from '../package.json' assert { type: 'json' };
+
+@Controller('/')
+export class AppController {
+  @Get()
+  hello() {
+    return {
+      message: `AFFiNE GraphQL server: ${pkg.version}`,
+    };
+  }
+}