{
  "schema": "pg36-ch25-observability-requirements-v1",
  "release": "1.0-sandbox",
  "target": {
    "id": "pg36-l2-vagrant/pg-test",
    "service_id": "pg36_shop",
    "environment": "l2-sandbox",
    "bastion": "10.10.10.10",
    "database_primary": "10.10.10.11",
    "expected_database_hostname": "pg-test-1",
    "expected_cluster_name": "pg-test",
    "production_data": false,
    "production_traffic": false,
    "production_slo_claimed": false
  },
  "upstream_governance": {
    "chapter": "ch24",
    "required_files": [
      "observation-contract.json",
      "alert-candidates.json",
      "slo-policy.json",
      "governance-run.json"
    ],
    "required_run_id": "34909737-527a-460c-927c-d9d71c93aa13",
    "production_gate_required": "pending"
  },
  "required_artifacts": [
    "signal-contract.json",
    "recording-rules.yml",
    "alert-rules.yml",
    "rule-tests.yml",
    "alertmanager-sandbox.yml",
    "route-tests.json",
    "diagnostic-pack-contract.json",
    "coverage-matrix.json",
    "negative-cases.json"
  ],
  "required_live_surfaces": [
    "VictoriaMetrics",
    "VictoriaLogs",
    "VictoriaTraces",
    "VMAlert",
    "Alertmanager",
    "pg_exporter",
    "Patroni",
    "PostgreSQL"
  ],
  "accepted_alerts_from_ch24": [
    "PG36ShopAvailabilityFastBurn",
    "PG36ShopAvailabilitySlowBurn",
    "PG36ShopAvailabilityBudgetTicket",
    "PG36ShopCorrectnessMismatch",
    "PG36ShopFreshnessFastBurn",
    "PG36ShopCapacityHorizon",
    "PG36MonitoringPathBroken"
  ],
  "exercise": {
    "live_capture_risk": "L0",
    "isolated_rule_test_risk": "L1-ephemeral",
    "live_capture_mutation": "none",
    "isolated_mutation": "temporary files and loopback-only test processes on the l2 sandbox bastion",
    "database_mutation": "none",
    "live_rule_deployment": false,
    "live_alert_submission": false,
    "real_notification": false,
    "live_silence_creation": false,
    "remote_cleanup_scope": "/tmp/pg36-ch25.* only"
  },
  "required_claims_not_made": [
    "application SLI metrics currently exist",
    "chapter rules are deployed to the live VMAlert",
    "a real pager or ticket integration received a notification",
    "the sandbox baseline is a production SLO measurement",
    "a dashboard alone proves a root cause",
    "zero replay distance proves read-your-writes",
    "a successful backup job proves restore readiness",
    "a nonzero cumulative failure counter proves an active failure",
    "chapter 25 has production approval"
  ],
  "hard_rejections": [
    "treat missing SLI data as healthy",
    "attach customer, tenant, order, raw SQL, or error text as metric labels",
    "page on a component symptom without user, integrity, durability, or observation-path impact",
    "page on CPU utilization alone",
    "page on replica WAL distance alone",
    "page on a historical cumulative archive failure count alone",
    "route a proposed rule as if governance already accepted it",
    "let a metamonitoring alert inhibit an independently observed user symptom",
    "let any alert inhibit a correctness mismatch",
    "put a recording rule and its dependent alert in one VMAlert group",
    "use a real receiver in the sandbox route exercise",
    "send synthetic alerts to the live Alertmanager",
    "export query text, bind values, passwords, tokens, client addresses, or log bodies into evidence",
    "run EXPLAIN ANALYZE, pg_stat_statements_reset, pg_stat_reset, VACUUM, CHECKPOINT, failover, restore, or load generation during capture",
    "identify a database target only by a local SSH alias",
    "publish private evidence with group or world access",
    "interpret disabled timing instrumentation as measured zero",
    "claim a current incident from one instantaneous sample",
    "claim production readiness while any production gate remains pending"
  ],
  "production_ch25_gate": "pending",
  "production_approval": false
}