Function escapeRegExp

src/renderer/src/services/pagesService.ts:37–39

* Escape special regex characters in a string

(str: string)

 * Escape special regex characters in a string
 */
function escapeRegExp(str: string): string {
  return str.replace(/[.*+?^${}()|[\]\\]/g, '\\$&')
}

// 计算新项目的插入位置和 order，并更新同级项目的 order
async function prepareInsertPosition(afterItemId?: string): Promise<{