fix(log): F6 polish — log datasource create error log + schema patches for auth_type/token/headers + ES default index sync on datasource select

frontend/src/components/monitor/log-center/UnifiedQueryPanel.tsx

@@ -176,19 +176,15 @@ export function UnifiedQueryPanel({ engine, onRuleCreated }: Props) {
   const [saveMenuOpen, setSaveMenuOpen] = useState(false);
   const [hasQueried, setHasQueried] = useState(false);
 
-  // 数据源加载后选中默认或首个（无源时保持空）// Logan.Li
+  // 数据源加载后选中默认或首个（无源时保持空），并同步 ES 默认索引 // Logan.Li
   useEffect(() => {
     if (sources.length > 0) {
       const def = sources.find(s => s.is_default) || sources[0];
       setDsId(String(def.id));
+      setEsIndex(def.default_index || '');
     }
   }, [sources]);
 
-  // 当前数据源变化时，同步 ES 临时索引框为数据源的默认索引 // Logan.Li
-  useEffect(() => {
-    setEsIndex(currentSource?.default_index || '');
-  }, [currentSource]);
-
   const currentSource = sources.find(s => String(s.id) === dsId);
 
   const fields = useMemo(() => extractFields(entries), [entries]);