Function parseGoogleChatDate

packages/parser/src/formats/google-chat-takeout.ts:173–175

(value: string)

 * 中文和英文 UTC 形式，避免宿主机 locale 或 Date.parse 产生不稳定结果。
 */
export function parseGoogleChatDate(value: string): number | null {
  return parseChineseUtcDate(value) ?? parseEnglishUtcDate(value)
}

function normalizeIdentity(user: GoogleChatUser | undefined): { platformId: string; name: string } {
  const email = user?.email?.trim().toLowerCase()