feat: añadir controlador de facturas

DoliMiddlewareApi/Controllers/InvoicesController.cs

@@ -0,0 +1,30 @@
+using DoliMiddlewareApi.Services;
+using Microsoft.AspNetCore.Mvc;
+
+namespace DoliMiddlewareApi.Controllers;
+
+[ApiController]
+[Route("api/[controller]")]
+public class InvoicesController : ControllerBase
+{
+    private readonly DolibarrApiClient _dolibarrClient;
+
+    public InvoicesController(DolibarrApiClient dolibarrClient)
+    {
+        _dolibarrClient = dolibarrClient;
+    }
+
+    [HttpGet]
+    public async Task<IActionResult> GetInvoices()
+    {
+        var invoices = await _dolibarrClient.GetInvoicesAsync();
+        return Ok(invoices);
+    }
+
+    [HttpGet("{id:int}")]
+    public async Task<IActionResult> GetInvoice(int id)
+    {
+        var invoice = await _dolibarrClient.GetInvoiceAsync(id);
+        return Ok(invoice);
+    }
+}