feat(health): Phase 689 automation health and relay handoff journeys

Add runAutomationHealthDashboardJourney and runDigestRelayHandoffJourney
for test:agentctl-phase689-health regression.

Co-authored-by: Cursor <[email protected]>

README.md

@@ -2,6 +2,8 @@
 
 Agent control plane for Pearcord — send the same IPC messages the UI sends, read `view` snapshots, and run scripted journeys against a **live worker** or an in-process **headless** session.
 
+**Phase 689 (v0.8.664):** `runAutomationHealthDashboardJourney`, `runDigestRelayHandoffJourney`; bundle `test:agentctl-phase689-health`.
+
 **Phase 688 (v0.8.663):** `runHookDeliveryReceiptJourney`, `runHookFailureDigestJourney`; bundle `test:agentctl-phase688-delivery`.
 
 **Phase 687 (v0.8.662):** `runWorkerTemplateLaunchJourney`, `runWorkerTrialMatrixJourney`; bundle `test:agentctl-phase687-workers`.

headless.js

@@ -3410,6 +3410,38 @@ class HeadlessSession {
     }
   }
 
+  async runAutomationHealthDashboardJourney () {
+    if (!this.platform) throw new Error('headless not started')
+    await this.registerUser({ username: 'ah689', displayName: 'Automation Health 689' })
+    await this.createGuild({ name: 'Automation Health 689', publicListing: false })
+    await this.wait({ mode: 'guild' }, 45000)
+    const dash = await this.platform.getAutomationHealthDashboard()
+    const v = await this.refreshView()
+    const viewDash = v.automationHealthDashboard || v.automationScheduleDashboard
+    if (!viewDash?.auditExport && !viewDash?.digestSync) {
+      throw new Error('expected automation health dashboard in view')
+    }
+    return {
+      anyOverdue: !!dash.anyOverdue,
+      guildHealthRowCount: (dash.overdueActions || []).length + (dash.auditExport ? 1 : 0),
+      meshPeerCount: dash.health?.meshPeerCount ?? 0
+    }
+  }
+
+  async runDigestRelayHandoffJourney () {
+    if (!this.platform) throw new Error('headless not started')
+    await this.registerUser({ username: 'rh689', displayName: 'Relay Handoff 689' })
+    await this.createGuild({ name: 'Relay Handoff 689', publicListing: false })
+    await this.wait({ mode: 'guild' }, 45000)
+    await this.platform.dryRunDigestWebhookRelay().catch(() => null)
+    const handoff = await this.platform.getLastDigestRelayHandoff()
+    const v = await this.refreshView()
+    return {
+      hasHandoffField: v.digestRelayHandoff != null || handoff != null,
+      guildHealthRowCount: (v.automationHealthDashboard?.health?.archivePeers || []).length
+    }
+  }
+
   async runForumPostSearchJourney () {
     if (!this.platform) throw new Error('headless not started')
     await this.registerUser({ username: 'fm672', displayName: 'Forum 672' })