Tilo15/usm

作者	SHA1 備註	提交日期
clanker	9b8329d62f feat: transaction rollback with file-level backup + journal; USML size field; progress bar with colours; 100% completion; grouped help text	1 周之前
clanker	c8fb7e6c27 feat: multi-package update/remove; pre-download confirmation with download-size summary; cache-hit skip	1 周之前
clanker	fc989b01e2 feat: managed mode lifecycle (update/remove/downgrade/rebuild/clean with shared plan+confirm), search/provides/add-repo, SPM auto-detection in genconfig+installer, deploy -y	1 周之前