=== ROUTER STEP FACTS CONTRACT VALIDATION ===
step=STEP_045G_REBALANCER_APPLY_PREVIEW_CHECKPOINT
decision=PASS
all_ok=True
structure_ok=True
success_ok=True
expected_absence_ok=True
blockers_ok=True
success_checks_count=52
expected_absence_count=15

warnings:
  - STEP_045G creates VM130/router-ops snapshot only; VM121 DB, VM100, and VM101 were read-only unchanged.
  - Real --apply remains refused; apply-preview remains no-write.
  - Before real apply, rebalancer actions must include/resolve real peer_id; synthetic STEP_045F had peer_id=null.