R20Q-U-C STOP facts

{
  "schema": "router-step-facts-v1",
  "result": "STOP_R20QUC_VM101_CONTROLLED_REBOOT_PROOF",
  "step_id": "STEP_050M07R20QUC_R04_VM101_CONTROLLED_REBOOT_PROOF",
  "revision": "C-R04",
  "stop_phase": "methods_publication",
  "stop_line": 805,
  "stop_rc": 3,
  "stop_command": "tee \"$EVIDENCE/methods-publication.log\"",
  "stop_machine_owner": "VM130_DETACHED_REBOOT_PROOF",
  "core_change_complete": true,
  "core_change_point": "production_boot_ready_anchor_five_healthy_routes",
  "rollback_status": "not_allowed_after_core_boot_activation",
  "snapshot_name": "r20quc-pre-0801-084130",
  "reboot_requested": true,
  "run_dir": "/opt/router-ops/state/detached-step-runs/STEP_050M07R20QUC_R04_VM101_CONTROLLED_REBOOT_PROOF/runs/20260801-095239-683471-3469",
  "zero_healthy_repeated": false,
  "next_diagnostic_action": "inspect_published_evidence_and_continue_read_only_if_core_complete"
}