fix: improve tag insertion position in memo editor

- Add scroll to cursor functionality after tag insertion
- Enhance user experience by showing newly added tags

Signed-off-by: ChaoLiu <chaoliu719@gmail.com>

web/src/components/MemoEditor/index.tsx

@@ -488,6 +488,9 @@ const MemoEditor = observer((props: Props) => {
     editorRef.current.insertText("\n");
     editorRef.current.insertText(`#${tag} `);
 
+    // Scroll to the bottom to show the newly added tag
+    editorRef.current.scrollToCursor();
+
     // Remove the tag from recommendations after adding it
     setState((prevState) => ({
       ...prevState,
@@ -514,6 +517,9 @@ const MemoEditor = observer((props: Props) => {
     const tagsText = state.recommendedTags.map((tagSuggestion) => `#${tagSuggestion.tag}`).join(" ") + " ";
     editorRef.current.insertText(tagsText);
 
+    // Scroll to the bottom to show the newly added tags
+    editorRef.current.scrollToCursor();
+
     // Clear recommendations
     setState((prevState) => ({
       ...prevState,