Fix runtime: mount FastAPI + use uvicorn for __main__; add uvicorn dep

app.py

@@ -356,7 +356,11 @@ def _warmup_gpu():
     return "ok"
 
 if __name__ == "__main__":
-    # Local run. On Spaces, the platform launches the app automatically.
-    app.launch()
+    # Local run. On Spaces, the platform serves the FastAPI app automatically.
+    try:
+        import uvicorn
+        uvicorn.run(app, host="0.0.0.0", port=7860)
+    except Exception as e:
+        print("Failed to start uvicorn:", e)
 
 

requirements.txt

@@ -22,3 +22,4 @@ spaces>=0.28.3
 dlib-binary
 fastapi>=0.110
 python-multipart>=0.0.9
+uvicorn>=0.23