2026-06-27-endgame-review-reopen-timesave

⟦tag:v2|task|2026-06-27-endgame-review-reopen-timesave⟧ kind: task id: 2026-06-27-endgame-review-reopen-timesave objective: 将终局复盘、最近安全点重开和时间点存档压成同一个回看闭环。 scope: docs/handoff/**, docs/daily-plans/2026-06-27.md, src/components/Endgame*.tsx, src/utils/saveSnapshot*.ts, src/utils/playthrough*.ts, src/data/playthroughs/** acceptance:

• 复盘、最近安全点重开、历史时间点回退三条入口边界清楚
• 旧存档兼容说明不打架
• 终局面板和系统门厅都能被定义为复盘入口
• 最近安全点与历史时间点的区别可清楚说明 current state: verified blockers: none next action: none

summary:

• 27 号 P0 终局回看闭环已收口。