- Approval card gated on 'waiting_approval' (was 'waiting'), matching
the state useAgentManager emits — previously the approval UI was
silently suppressed and pendingTask buttons unreachable
- QUICK_ACTIONS/PARAM_ACTIONS: drop blog (agent removed),
add insta (extract / collect_trends / render)
- Regression test covers the three approval-card branches
Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>