Added endpoints to update verspakketten and add beoordeling. Added some validations and other tweaks

Lutra/Lutra.API/Requests/UpdateVerspakketRequest.cs

@@ -0,0 +1,12 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Lutra.API.Requests;
+
+/// <summary>
+/// Represents the data required to update a verspakket.
+/// </summary>
+public sealed record UpdateVerspakketRequest(
+    [Required, MaxLength(50)] string Naam,
+    [Range(0, int.MaxValue)] int PrijsInCenten,
+    [Range(1, 10)] int AantalPersonen,
+    [Required] Guid SupermarktId);