WeChat DevTools failed to resolve utils/uuid.js at runtime; move UUID
generation into config.js which is already loaded by app.js.
Co-authored-by: Cursor <cursoragent@cursor.com>
Commit the utility modules required by api.js, messages.js, and chat page
so WeChat DevTools can resolve require('./uuid') at runtime.
Co-authored-by: Cursor <cursoragent@cursor.com>