OpenClaw 4

• OpenClaw v2026.5.12 升級回顧：Workflow 大規模清理與版本統一策略 May 21, 2026
• OpenClaw v2026.5.7 升級回顧：cherry-pick 策略與 Commit 歷史取捨 May 11, 2026
• OpenClaw v2026.5.6 升級回顧：Workflow 整理與效率優化 May 7, 2026
• OpenClaw v2026.5.2 升級回顧：Lobster Retrospective May 2, 2026