fix: blank page error and gradio import error

main.py

@@ -49,5 +49,7 @@ app = gr.mount_gradio_app(api, demo, path="/")
 
 if __name__ == "__main__":
     import uvicorn
-    # Run the unified app with uvicorn
-    uvicorn.run("main:app", host="0.0.0.0", port=7860, reload=True)
+    # Note: reload=True is disabled intentionally.
+    # It causes subprocess workers that cannot find the app modules,
+    # resulting in a blank Gradio page and hanging model loads.
+    uvicorn.run(app, host="0.0.0.0", port=7860)