Controller with MediatR command

8.Post.DomainNotification.CustomersController.cs

[Route("api/[controller]")]
[ApiController]
public class CustomersController : ControllerBase
{
	private readonly IMediator _mediator;

	public CustomersController(IMediator mediator)
	{
		_mediator = mediator;
	}

	[HttpPost]
	public async Task<IActionResult> Post([FromBody] CreateCustomer command)
	{
		var id = await _mediator.Send(command);
		return Created($"api/customers/{id}", id);
	}
}