refactor(Table): 移除自定义表格实现，改用tiptap原生扩展 (#318)

重构表格相关代码，删除自定义实现的Table、TableCell、TableRow等组件及相关菜单工具，改为直接使用@tiptap/extension-table提供的原生实现。简化代码结构，提升维护性。

- 删除自定义表格组件及工具类
- 更新表格样式配置
- 移除不再需要的表格菜单组件
- 调整相关导入路径

Co-authored-by: 邓亮 <787615673@qq.com>

Author: Hemomoo

apps/DocFlow/src/app/docs/[room]/page.tsx

@@ -44,7 +44,6 @@ import type { FileItem } from '@/types/file-system';
 import { ContentItemMenu } from '@/components/menus/ContentItemMenu';
 import { LinkMenu } from '@/components/menus';
 import { TextMenu } from '@/components/menus/TextMenu';
-import { TableRowMenu, TableColumnMenu, TableMenu, TableCellMenu } from '@/extensions/Table/menus';
 import { ImageBlockMenu } from '@/components/menus';
 import DocumentApi from '@/services/document';
 import NoPermission from '@/app/docs/_components/NoPermission';
@@ -587,10 +586,6 @@ export default function DocumentPage() {
           <ContentItemMenu editor={editor} />
           <LinkMenu editor={editor} appendTo={menuContainerRef} />
           <TextMenu editor={editor} />
-          <TableRowMenu editor={editor} appendTo={menuContainerRef} />
-          <TableColumnMenu editor={editor} appendTo={menuContainerRef} />
-          <TableMenu editor={editor} appendTo={menuContainerRef} />
-          <TableCellMenu editor={editor} appendTo={menuContainerRef} />
           <ImageBlockMenu editor={editor} />
         </Activity>
       )}

apps/DocFlow/src/components/menus/TextMenu/hooks/useTextMenuStates.ts

@@ -32,16 +32,12 @@ export const useTextmenuStates = (editor: Editor) => {
   });
 
   const shouldShow = useCallback(
-    ({ view, from }: ShouldShowProps) => {
+    ({ view }: ShouldShowProps) => {
       if (!view || editor.view.dragging || isContentItemMenuOpen) {
         return false;
       }
 
-      const domAtPos = view.domAtPos(from || 0).node as HTMLElement;
-      const nodeDOM = view.nodeDOM(from || 0) as HTMLElement;
-      const node = nodeDOM || domAtPos;
-
-      if (isCustomNodeSelected(editor, node)) {
+      if (isCustomNodeSelected(editor)) {
         return false;
       }