将ThemeMode组件和app store中的useDark替换为自定义的useAppDark composable,统一暗色模式管理逻辑 (cherry picked from commit 2ec91a6085a7df2432bbe2d242daa2d018c1c64c)
将ThemeMode组件和app store中的useDark替换为自定义的useAppDark composable,统一暗色模式管理逻辑 (cherry picked from commit 2ec91a6085a7df2432bbe2d242daa2d018c1c64c)