chore: replace all cn comments of fe to en version by volc api (#320)

frontend/packages/common/editor-plugins/src/library-variable-insert/content-search-popover/index.tsx

@@ -129,7 +129,7 @@ export const ContentSearchPopover = ({
             activeKey={activeTab}
             onChange={key => {
               setActiveTab(key);
-              // 保证切换tab后光标仍然定位在编辑器上
+              // Make sure the cursor is still positioned on the editor after switching tabs
               setTimeout(() => {
                 editorRef.current?.$view.focus();
               }, 0);

frontend/packages/common/editor-plugins/src/library-variable-insert/content-search-popover/library/use-options-operations.tsx

@@ -43,7 +43,7 @@ const getOptionInfoFromDOM = (
 
   const optionElements = [...foundNodes];
 
-  // 找到当前高亮的选项
+  // Find the currently highlighted option
   const selectedIndex = optionElements.findIndex(element =>
     element.classList.contains(SELECTED_OPTION_CLASSNAME),
   );

frontend/packages/common/editor-plugins/src/library-variable-insert/content-search-popover/variable/use-variables-tree.tsx

@@ -65,7 +65,7 @@ export default function useVariablesTree({
 
   const selected = useSelectedValue(completionContext?.text, variableTree);
 
-  // 基于用户选中项，替换所在 {{}} 中的内容
+  // Replace content in {{}} based on user selection
   const handleSelect = useCallback(
     (_: string, __: boolean, node: TreeNodeData) => {
       if (!editor || !completionContext) {
@@ -101,7 +101,7 @@ export default function useVariablesTree({
     treeRef,
   );
 
-  // 上下键切换推荐项，回车填入
+  // Press the up and down keys to switch the recommended items, and press Enter to fill in.
   useKeyboard(enableKeyboard, {
     ArrowUp: prev,
     ArrowDown: next,