feat(n8n-webhook): add compact approval history views

skills/n8n-webhook/assets/test-verify-email-draft-cycle.json

@@ -0,0 +1,9 @@
+{
+  "action": "send_email_draft",
+  "request_id": "verify-email-draft-cycle-001",
+  "args": {
+    "to": ["will@example.com"],
+    "subject": "[zap verify] Gmail draft cycle smoke",
+    "body_text": "Recurring verification payload for the n8n Google Workspace action bus. Queue this draft, approve it through the gog bridge, verify the created Gmail draft, then delete the draft as cleanup."
+  }
+}