Update app.py

app.py

@@ -173,4 +173,5 @@ def prepare_time_data(df):
     return df
 
 if __name__ == "__main__":
-    app.run(host="0.0.0.0", port=7860)
+    port = int(os.environ.get("PORT", 7860))  # Hugging Face Spaces sử dụng cổng 7860
+    uvicorn.run("app:app", host="0.0.0.0", port=port, reload=True)