Update app.py

app.py

@@ -295,7 +295,7 @@ if __name__=="__main__":
     demo.queue().launch(
         show_api=False,
         ssr_mode=False,                # ← disable experimental SSR
-        #auth=(os.getenv("APP_USER",""), os.getenv("APP_PASS","")),
+        auth=(os.getenv("APP_USER",""), os.getenv("APP_PASS","")),
         server_name="0.0.0.0",         # optional, but explicit
         server_port=int(os.getenv("PORT", 7860)),
     )