Attach a workflow to agent revision

curl --request POST \
  --url https://api-sandbox.featherhq.com/v1/agents/revisions/{revision_id}/workflows \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "workflow_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "workflow_revision_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "priority": 0,
  "enabled": true
}
'

{
  "workflow_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "workflow_name": "<string>",
  "priority": 123,
  "enabled": true,
  "created_at": "2023-11-07T05:31:56Z",
  "workflow_revision_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a"
}