Adding role creation during startup + minor fixes in tests

MainProject/Models/Api/Data/Role/CreateRoleRequestData.cs

@@ -0,0 +1,8 @@
+namespace BasicDotnetTemplate.MainProject.Models.Api.Data.Role;
+
+public class CreateRoleRequestData
+{
+    public string Name { get; set; } = String.Empty;
+    public required bool IsNotEditable { get; set; }
+
+}