fix: anchorRef.current may undefined

web/app/(commonLayout)/datasets/Datasets.tsx

@@ -66,9 +66,9 @@ const Datasets = ({
 
   useEffect(() => {
     const onScroll = debounce(() => {
-      if (!loadingStateRef.current) {
+      if (!loadingStateRef.current && containerRef.current && anchorRef.current) {
         const { scrollTop, clientHeight } = containerRef.current!
-        const anchorOffset = anchorRef.current!.offsetTop
+        const anchorOffset = anchorRef.current.offsetTop
         if (anchorOffset - scrollTop - clientHeight < 100)
           setSize(size => size + 1)
       }