feat(RobotState): 新增 Dt_RobotState 数据库实体，使用 RowVersion 乐观锁

wanshenmean

2 天以前 d6325e442b0443ae33650b58ff8d7181dacb463c

 Code/.omc/state/subagent-tracking.json

@@ -772,5 +772,5 @@
  "total_spawned": 83,
  "total_completed": 83,
  "total_failed": 0,
  "last_updated": "2026-04-18T14:04:59.113Z"
  "last_updated": "2026-04-18T14:41:25.052Z"
}