id: agent-red-tick
name: "Starter agent reachability failing"
owner: "@oss"

signal:
  dimension: agent

triggers:
  - green_to_red
  - sustained_red
  - red_to_green

conditions:
  escalations:
    - whenFailCount: 4
      mention: "!channel"
      severity: critical

  guards:
    - minDeployAgeMin: 20

  rate_limit:
    perKey: "{{signal.slug}}:{{triggerName}}"
    window: 15m

  suppress:
    when: 'trigger == "sustained_red" && lastAlertAgeMin < 15'

targets:
  - kind: slack_webhook
    webhook: oss_alerts

# errorDesc is pre-sanitized in showcase/harness/src/probes/drivers/sanitize.ts
# — triple-brace intentional so literal characters survive to Slack.
template:
  text: |
    {{#trigger.green_to_red}}:red_circle: *{{signal.slug}}* — agent unreachable, error: {{{signal.errorDesc}}}{{/trigger.green_to_red}}
    {{#trigger.sustained_red}}:red_circle: *{{signal.slug}}* — agent attempt: {{signal.failCount}}, error: {{{signal.errorDesc}}}{{/trigger.sustained_red}}
    {{#trigger.red_to_green}}:white_check_mark: *{{signal.slug}}* agent recovered (was down since {{signal.firstFailureAt}}){{/trigger.red_to_green}}

    <{{{env.dashboardUrl}}}|Showcase>{{#event.runId}} · <{{{env.dashboardUrl}}}/runs/{{{event.runId}}}|Run>{{/event.runId}}