Serve OpenAPI JSON without Fastify static assets

Author: Rohan5commit

README.md

@@ -84,7 +84,7 @@ The sample app is no longer a hello-world stub. It now includes:
 - `GET /health`: health status, uptime, and timestamp.
 - `GET /api/compute/presets`: sample payloads.
 - `POST /api/compute/plan`: validated compute planning endpoint with workload partitioning, execution recommendation, and preview checksum.
-- `GET /docs`: Swagger UI.
+- `GET /docs-json`: generated OpenAPI JSON.
 
 Run it locally from the subdirectory:
 

nestjs-fastify-boilerplate/README.md

@@ -8,7 +8,7 @@ A Fastify-first NestJS starter with useful endpoints instead of the stock hello-
 - `GET /health`: service status, uptime, and timestamp.
 - `GET /api/compute/presets`: sample local and Modal payloads.
 - `POST /api/compute/plan`: validated workload planning endpoint.
-- `GET /docs`: Swagger UI.
+- `GET /docs-json`: generated OpenAPI JSON.
 
 ## Example request
 

nestjs-fastify-boilerplate/src/app.controller.spec.ts

@@ -20,7 +20,7 @@ describe('AppController', () => {
 
       expect(overview).toMatchObject({
         name: 'nestjs-fastify-boilerplate',
-        docs: '/docs',
+        docs: '/docs-json',
       });
       expect(overview.routes).toEqual(
         expect.arrayContaining([

nestjs-fastify-boilerplate/src/app.service.ts

@@ -10,7 +10,7 @@ export class AppService {
       description:
         'Fastify-first NestJS starter for health checks and Modal workload planning.',
       version: '0.1.0',
-      docs: '/docs',
+      docs: '/docs-json',
       routes: ['/health', '/api/compute/presets', '/api/compute/plan'],
       startedAt: this.startedAt.toISOString(),
     };

nestjs-fastify-boilerplate/src/configure-app.ts

@@ -23,5 +23,8 @@ export function configureApp(app: NestFastifyApplication) {
     .addTag('compute')
     .build();
   const document = SwaggerModule.createDocument(app, config);
-  SwaggerModule.setup('docs', app, document);
+
+  app.getHttpAdapter().getInstance().get('/docs-json', async (_request, reply) => {
+    return reply.send(document);
+  });
 }