curl --request POST \
  --url https://api.rigbox.dev/api/service-specs \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "exec_start": "<string>",
  "name": "<string>",
  "auto_enable": true,
  "env_vars": {},
  "environment_file": "<string>",
  "restart_policy": "<string>",
  "setup_script": "<string>"
}
'

{
  "auto_enable": true,
  "created_at": "<string>",
  "env_vars": {},
  "exec_start": "<string>",
  "id": "<string>",
  "name": "<string>",
  "restart_policy": "<string>",
  "source": "<string>",
  "systemd_unit_preview": "<string>",
  "updated_at": "<string>",
  "user_id": "<string>"
}