Integrate the reviewed 2.0 PRs and local fixes from 03136853. Preserve the verified subtitle behavior and model/runtime corrections. Keep the numeric Beta tag compatible with released clients while exposing the date as application build metadata. Co-authored-by: DepengWang <2818245+DepengWang@users.noreply.github.com> Co-authored-by: HKLHaoBin <we3q@qq.com> Co-authored-by: Nahida <1139500183@qq.com> Co-authored-by: TRIP <1933142963@qq.com> Co-authored-by: chyuwei <weichangyuwcy@gmail.com> Co-authored-by: leonoxo <leonoxo@gmail.com> Co-authored-by: tayir <arnoldincredible@126.com>