start Async
context(_: Raise<KarboneError>)
abstract suspend fun startAsync(template: TemplateSource, data: RenderData, webhook: Webhook, options: RenderOptions = RenderOptions.None): AsyncRenderAccepted
abstract suspend fun startAsync(template: TemplateSource, data: RenderData, webhook: Webhook, options: RenderOptions = RenderOptions.None): AsyncRenderAccepted
Asynchronous render: Carbone calls webhook with {success, data: {renderId}} when done. Required for batch.