REFACTOR API gateway

services/training/app/main.py

@@ -173,18 +173,10 @@ async def global_exception_handler(request: Request, exc: Exception):
         }
     )
 
-# Include API routers - NO AUTH DEPENDENCIES HERE
-# Authentication is handled by API Gateway
-app.include_router(
-    training.router,
-    tags=["training"]
-)
+# Include API routers
+app.include_router(training.router, prefix="/api/v1", tags=["training"])
+app.include_router(models.router, prefix="/api/v1", tags=["models"])
 
-app.include_router(
-    models.router,
-    prefix="/models", 
-    tags=["models"]
-)
 
 # Health check endpoints
 @app.get("/health")