Bind to 0.0.0.0:7860 (HF Spaces sandbox blocks localhost)

app.py

@@ -269,4 +269,6 @@ def build_app() -> gr.Blocks:
 
 
 if __name__ == "__main__":
-    build_app().launch()
+    # On HF Spaces the sandbox blocks localhost-only binds; expose on 0.0.0.0
+    # so the front-door proxy can reach us. Locally this still works fine.
+    build_app().launch(server_name="0.0.0.0", server_port=7860)