Invoke Workflow Handler

curl --request POST \
  --url http://localhost:8000/v1/workflow-definitions/{definition_id}/invoke \
  --header 'Content-Type: application/json' \
  --data '
{
  "idempotency_key": "<string>"
}
'

{
  "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "workflow_definition_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "user_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
  "runner_type": "SELF_HOSTED",
  "started_at": "2023-11-07T05:31:56Z",
  "completed_at": "2023-11-07T05:31:56Z",
  "run_snapshot": {
    "workflow_definition_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "workflow_name": "<string>",
    "runner_type": "SELF_HOSTED",
    "user_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "max_run_duration_seconds": 123,
    "sources": [
      {
        "path_part_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "materialized_path": "<string>"
      }
    ],
    "instructions": [
      {
        "path_part_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "materialized_path": "<string>"
      }
    ],
    "outputs": [
      {
        "path_part_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
        "materialized_path": "<string>"
      }
    ],
    "template": {
      "path_part_id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
      "materialized_path": "<string>"
    }
  },
  "error": "<string>",
  "created_at": "2023-11-07T05:31:56Z",
  "updated_at": "2023-11-07T05:31:56Z"
}