=== ROUTER STEP FACTS CONTRACT VALIDATION ===
step=STEP_046B_REBALANCER_AGENT_ACTION_SUPPORT_DESIGN_READONLY
decision=PASS
all_ok=True
structure_ok=True
success_ok=True
expected_absence_ok=True
blockers_ok=True
success_checks_count=55
expected_absence_count=19

warnings:
  - STEP_046B is design/read-only and does not patch agent or backend code.
  - Existing enable_peer/disable_peer support is visible; peer_egress_reassign support is currently missing and must be added before real apply.
  - Real --apply remains refused and no DB writes/jobs/selector/WG runtime changes are performed.