Update app.py

app.py

@@ -129,6 +129,11 @@ def predict_delay(phase, weather, absentee_pct, delay_log):
 
 # FastAPI for Salesforce
 api_app = FastAPI()
+
+# Create static_files directory at startup
+os.makedirs("./static_files", exist_ok=True)
+
+# Mount static files directory
 api_app.mount("/static", StaticFiles(directory="./static_files"), name="static")
 
 @api_app.post("/predict")