Work covered by these plans is already in git history and the changelog:
sokoban-overhaul (2026-04-11), svelte-migration (2026-04-12),
mobile-comfort (2026-04-27), review-fixes-and-dep-prs (2026-04-27).
- README: drop incorrect 'syncs across all devices' claim about
localStorage progress.
- package.json: description still said Phaser 3; it's Svelte 5 now.
- Mark the two old plans as completed (work shipped long ago).
- Add the 4 review reports to plans/reports/.
Update codebase summary, system architecture, changelog, roadmap and
PDR to cover the new mobile input layer, haptics, gesture blocking
and PWA. Refresh README features. Add the brainstorm, plan and review
artifacts under plans/.