Update app.py

app.py

@@ -600,18 +600,20 @@ def build_app():
 # Entry point
 # ──────────────────────────────────────────────────────────────────────────────
 
-if __name__ == "__main__":
-    app = build_app()
-    app.launch(
-        server_name="0.0.0.0",
-        server_port=7860,
-        share=False,
-        show_error=True,
-        ssr_mode=False,
-        theme=gr.themes.Base(
-            primary_hue="blue",
-            neutral_hue="slate",
-            font=[gr.themes.GoogleFont("Lato"), "sans-serif"],
-        ),
-        css=CUSTOM_CSS,
-    )
+# Build the app at module level so HuggingFace Spaces can import it correctly.
+# The `if __name__ == "__main__"` guard prevented launch() from running on Spaces
+# because HF imports app.py rather than executing it as a script.
+app = build_app()
+app.launch(
+    server_name="0.0.0.0",
+    server_port=7860,
+    share=False,
+    show_error=True,
+    ssr_mode=False,
+    theme=gr.themes.Base(
+        primary_hue="blue",
+        neutral_hue="slate",
+        font=[gr.themes.GoogleFont("Lato"), "sans-serif"],
+    ),
+    css=CUSTOM_CSS,
+)