frontend error management enhancement

main.py

@@ -28,6 +28,7 @@ from app.core.database import get_db
 from app.core.lifespan import lifespan
 from app.exceptions.handler import setup_exception_handlers
 from app.exceptions import ServiceUnavailableException
+from middleware.context_middleware import context_middleware
 from middleware.theme_context import theme_context_middleware
 from middleware.vendor_context import vendor_context_middleware
 from middleware.logging_middleware import LoggingMiddleware
@@ -65,6 +66,9 @@ app.add_middleware(
 # Add vendor context middleware (must be after CORS)
 app.middleware("http")(vendor_context_middleware)
 
+# Add middleware (AFTER vendor_context_middleware)
+app.middleware("http")(context_middleware)
+
 # Add theme context middleware (must be after vendor context)
 app.middleware("http")(theme_context_middleware)