Code fixed

backend/src/FiscalFlow.Api/Controllers/InvoicesController.cs

@@ -9,7 +9,7 @@ namespace FiscalFlow.API.Controllers;
 [ApiController]
 [Route("api/v1/invoices")]
 [Authorize]
-public class InvoicesController : ControllerBase
+public partial class InvoicesController : ControllerBase
 {
     private readonly IMediator _mediator;
 
@@ -51,12 +51,6 @@ public class InvoicesController : ControllerBase
 
         return Ok(new { success = true, data = result.Invoice });
     }
-
-    private Guid GetUserId()
-    {
-        var userId = User.FindFirst(ClaimTypes.NameIdentifier)?.Value;
-        return Guid.Parse(userId!);
-    }
 }
 
 public class UploadInvoiceRequest