Update app.py

app.py

@@ -298,6 +298,6 @@ async def predict_with_skeleton(file: UploadFile = File(...)):
         "crop_b64":  crop_b64,
     })
 
-
 if __name__ == "__main__":
-    uvicorn.run("app:app", host="0.0.0.0", port=7860, reload=False)
+    port = int(os.environ.get("PORT", 7860)) 
+    uvicorn.run("app:app", host="0.0.0.0", port=port, reload=False)