fix(reboot): expose active blocker alert metrics

scripts/ops/tests/test_host_pressure_alert_contract.py

@@ -60,3 +60,21 @@ def test_backup_aggregate_alert_excludes_old_wrapper_noise() -> None:
 
     assert 'awoooi_backup_last_run_failed_count{host="110",exported_job!="backup_all"}' in expr
     assert 'exported_job="backup_all"} > 0' not in expr
+
+
+def test_reboot_slo_alerts_project_named_blockers_to_telegram() -> None:
+    alerts = load_alerts()
+    blocker = alerts["RebootAutoRecoveryActiveBlocker"]
+    metric_missing = alerts["RebootAutoRecoveryActiveBlockerMetricMissing"]
+
+    assert "awoooi_reboot_auto_recovery_slo_active_blocker" in str(blocker["expr"])
+    assert blocker["labels"]["notification_type"] == "TYPE-3"
+    assert "$labels.blocker" in blocker["annotations"]["summary"]
+    assert "$labels.blocker" in blocker["annotations"]["description"]
+    assert "Windows99" in blocker["annotations"]["runbook"]
+    assert "backup-status" in blocker["annotations"]["runbook"]
+    assert "禁止 reboot" in blocker["annotations"]["runbook"]
+
+    assert "awoooi_reboot_auto_recovery_slo_blocker_count" in str(metric_missing["expr"])
+    assert "awoooi_reboot_auto_recovery_slo_active_blocker" in str(metric_missing["expr"])
+    assert metric_missing["labels"]["notification_type"] == "TYPE-1"