chore: temporary names-only env diagnostic

app.py

@@ -963,6 +963,13 @@ def _patched_create_app(blocks, **kwargs):
         names = ["RESPIRE_SPACE_KEY", "GOOGLE_API_KEY", "PUBLICAI_API_KEY", "HF_TOKEN", "SPACE_ID"]
         return JSONResponse({n: bool(os.environ.get(n)) for n in names})
 
+    @fa_app.get("/respite/_envcheck")
+    def _envcheck():
+        """TEMPORARY diagnostic: are the expected env NAMES present in the
+        container? Values are never included. Removed once confirmed."""
+        names = ["RESPIRE_SPACE_KEY", "GOOGLE_API_KEY", "PUBLICAI_API_KEY", "HF_TOKEN", "SPACE_ID"]
+        return JSONResponse({n: bool(os.environ.get(n)) for n in names})
+
     _log("Routes injected via create_app monkey-patch")
     return fa_app