message: Rewrote lang-check
diff: -export const isContainChinese = function isContainChinese (text) {
  +export function isContainChinese (text: string): boolean {
  return /[\u4e00-\u9fa5]/.test(text)
  }
  -export const isContainEnglish = function isContainEnglish (text) {
  +export function isContainEnglish (text: string): boolean {
  return /[a-zA-Z]/.test(text)
  }
  