fix: detect Space via SPACES_ZERO_GPU/SPACE_ID, skip self-launch on Space

app.py

@@ -478,7 +478,10 @@ except Exception as e:
 if __name__ == "__main__":
     try:
         print(f"[chief-engineer] {llm.backend_status()} | seeded {_loaded} lessons this run")
-        demo.launch(ssr_mode=False)
+        # On HF Spaces, pySpaces handles launch — detect via SPACES_ZERO_GPU
+        # (set on all GPU Spaces) or SPACE_ID (set on all Spaces).
+        if not os.environ.get("SPACES_ZERO_GPU") and not os.environ.get("SPACE_ID"):
+            demo.launch(ssr_mode=False)
     except Exception as e:
         import traceback
         print(f"[chief-engineer] LAUNCH ERROR: {e}")