feat(agentctl): Phase 720 vanity URL and effective permission export JSON journeys

Add runVanityUrlExportJsonJourney and runEffectivePermissionExportJsonJourney for
automated verification of signed export meta after mesh push.

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

headless.js

@@ -4479,6 +4479,42 @@ class HeadlessSession {
     }
   }
 
+  async runVanityUrlExportJsonJourney () {
+    if (!this.platform) throw new Error('headless not started')
+    await this.registerUser({ username: 'vu720', displayName: 'Vanity 720' })
+    await this.createGuild({ name: 'Vanity 720', publicListing: false })
+    await this.wait({ mode: 'guild' }, 45000)
+    await this.platform.updateUserPrefs({ vanityInviteCode: 'phase720' })
+    await this.refreshView()
+    const pushed = await this.platform.pushVanityUrlExportToMesh()
+    const v = await this.refreshView()
+    if (!pushed?.signature && !v.vanityUrlExportJsonMeta?.signature) {
+      throw new Error('expected signed vanity URL export JSON after mesh push')
+    }
+    return {
+      guildVanityUrlJsonCount: v.guildVanityUrlJsonCount || (v.vanityUrlExportJsonRows || []).length,
+      hasMeta: v.vanityUrlExportJsonMeta != null
+    }
+  }
+
+  async runEffectivePermissionExportJsonJourney () {
+    if (!this.platform) throw new Error('headless not started')
+    await this.registerUser({ username: 'ep720', displayName: 'Effective 720' })
+    await this.createGuild({ name: 'Effective 720', publicListing: false })
+    await this.wait({ mode: 'guild' }, 45000)
+    await this.refreshView()
+    const pushed = await this.platform.pushEffectivePermissionExportToMesh()
+    const v = await this.refreshView()
+    if (!pushed?.signature && !v.effectivePermissionExportJsonMeta?.signature) {
+      throw new Error('expected signed effective permission export JSON after mesh push')
+    }
+    return {
+      guildEffectivePermissionJsonCount:
+        v.guildEffectivePermissionJsonCount || (v.effectivePermissionExportJsonRows || []).length,
+      hasMeta: v.effectivePermissionExportJsonMeta != null
+    }
+  }
+
   async runForumPostSearchJourney () {
     if (!this.platform) throw new Error('headless not started')
     await this.registerUser({ username: 'fm672', displayName: 'Forum 672' })