pomotention

Writes or edits docs/dev-log/history/CHANGELOG.md for Pomotention: Chinese headings 新增/优化/修复/其他 and English domain prefixes (timer, planner, schedule, task, activity, data, sync, ui, docs, timetable). Use for release notes or CHANGELOG updates.

Appends UI regression entries to docs/dev-log/history/ui-checks/ui-checks.md for Pomotention. Given/When/Then format, numbered checks, screenshots in the same folder. Use only for large visual changes when the user wants archival evidence, after pnpm sshot, or user asks for ui check / 截图对照. Skip by default — not required for every UV1.

Recreates `dev` from latest `main` after merge-delete: verify with `git fetch origin --prune`, confirm `origin/dev` gone or merged into main, checkout main, pull --prune, force-move local `dev` to `main` (`branch -f`), fetch --prune, checkout dev, verify main===dev, push -u. No force-push. Use for dev-branch / 重建 dev.