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

Lutra/Lutra.API/Requests/AddBeoordelingRequest.cs

@@ -0,0 +1,12 @@
+using System.ComponentModel.DataAnnotations;
+
+namespace Lutra.API.Requests;
+
+/// <summary>
+/// Represents the data required to add a beoordeling to a verspakket.
+/// </summary>
+public sealed record AddBeoordelingRequest(
+    [Range(1, 10)] int CijferSmaak,
+    [Range(1, 10)] int CijferBereiden,
+    bool Aanbevolen,
+    [MaxLength(1024)] string? Tekst);