Update app.py

app.py

@@ -3,6 +3,7 @@ from fastapi.responses import FileResponse
 import csv
 import random
 import datetime
+import uvicorn
 
 app = FastAPI()
 
@@ -71,4 +72,8 @@ def download_csv():
 
 @app.get("/")
 def root():
-    return {"message": "Welcome to the Shipping CSV Generator API! Use /generate-csv to download the file."}
+    return {"message": "Welcome to the Shipping CSV Generator API! Use /generate-csv to download the file."}
+
+# Ensure FastAPI starts correctly on Hugging Face
+if __name__ == "__main__":
+    uvicorn.run(app, host="0.0.0.0", port=7860)