fix: module-level demo for HF Spaces pySpaces runner

app.py

@@ -458,6 +458,8 @@ def build() -> gr.Blocks:
     return demo
 
 
+demo = build()
+
 if __name__ == "__main__":
     print(f"[chief-engineer] {llm.backend_status()} | seeded {_loaded} lessons this run")
-    launch(server_name="0.0.0.0", server_port=7860)
+    demo.queue().launch(theme=THEME, css=CSS, head=VP_HEAD, server_name="0.0.0.0", server_port=7860)