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app.py

@@ -12,6 +12,7 @@ _HERE = os.path.dirname(os.path.abspath(__file__))
 if _HERE not in sys.path:
     sys.path.insert(0, _HERE)
 
+# Import the mounted FastAPI+Gradio app
 from server.app import app
 
 # The 'app' variable is what Hugging Face Spaces will look for

server/app.py

@@ -249,18 +249,19 @@ def create_gradio_app() -> gr.Blocks:
 
 
 # ---------------------------------------------------------------------------
-# Create Gradio app and launch
+# Create Gradio app and mount to FastAPI
 # ---------------------------------------------------------------------------
 demo = create_gradio_app()
 
-# For HF Spaces, we need to expose the Gradio app directly
-app = demo
+# Mount Gradio to FastAPI at root path
+app = gr.mount_gradio_app(fastapi_app, demo, path="/")
 
 # ---------------------------------------------------------------------------
 # Entry Point
 # ---------------------------------------------------------------------------
 def main():
-    demo.launch(server_name="0.0.0.0", server_port=8000)
+    import uvicorn
+    uvicorn.run(app, host="0.0.0.0", port=8000)
 
 if __name__ == "__main__":
     main()