Update logger and UI

src/api/routes.py

@@ -299,6 +299,7 @@ async def query_stream(request: QueryRequest) -> StreamingResponse:
             ):
                 event_queue.put(event)
         except Exception as exc:
+            logger.error("Stream query failed: %s", exc, exc_info=True)
             exc_str = str(exc)
             if _is_rate_limit_error(exc):
                 event_queue.put({"step": "error", "code": 429, "message": exc_str})

src/ui/app.py

@@ -220,8 +220,6 @@ st.markdown('<meta name="robots" content="noindex, nofollow">', unsafe_allow_htm
 st.html(
     '<script async src="https://cloud.umami.is/script.js"'
     ' data-website-id="cf6c908e-1236-4406-8c02-88aa7c9a0db2"></script>',
-    height=0,
-    width=0,
 )
 
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