v1.23.4

1.23.4 (2026-06-30)

## 🔧 Bug Fixes

• invalidate stale sync cache entries (fdb25f9)
• make dry run use real identifier searches (12d0a5b), closes #167
• protect first sync from progress regression (55ff90b)
• reuse validated cli config (0ebbf4a)
• skip unchanged scheduled sync misses (3e319d9)