- Add Hermes webhook platform support on ntfy.hallsworth.ca
- Add /admin/settings form to configure webhook URL + HMAC secret
- Add /admin/request/<id>/send-to-hermes action
- POST request data to Hermes with V2 HMAC signature and callback URL
- Hermes can reply via chat or POST the Suno prompt back to /api/prompt/<id>
- Add test button, update README, bump version to 0.7.0