feat(api): add unified v2 gateway and mobile read slice

backend/query-api/src/app.js

@@ -5,6 +5,7 @@ import { requestContext } from './middleware/request-context.js';
 import { errorHandler, notFoundHandler } from './middleware/error-handler.js';
 import { healthRouter } from './routes/health.js';
 import { createQueryRouter } from './routes/query.js';
+import { createMobileQueryRouter } from './routes/mobile.js';
 
 const logger = pino({ level: process.env.LOG_LEVEL || 'info' });
 
@@ -22,6 +23,7 @@ export function createApp(options = {}) {
 
   app.use(healthRouter);
   app.use('/query', createQueryRouter(options.queryService));
+  app.use('/query', createMobileQueryRouter(options.mobileQueryService));
 
   app.use(notFoundHandler);
   app.use(errorHandler);