create CreateUserCommand with handler and mapping profile

EnvelopeGenerator.Application/Users/Commands/CreateUserCommand.cs

@@ -0,0 +1,105 @@
+using DigitalData.Core.Abstraction.Application.Repository;
+using DigitalData.UserManager.Domain.Entities;
+using MediatR;
+
+namespace EnvelopeGenerator.Application.Users.Commands;
+
+/// <summary>
+/// 
+/// </summary>
+public record CreateUserCommand : IRequest<int>
+{
+    /// <summary>
+    /// 
+    /// </summary>
+    public string? Prename { get; init; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public string? Name { get; init; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public required string Username { get; init; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public string? Shortname { get; init; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public string? Email { get; init; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public string Language { get; init; } = "de-DE";
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public string? Comment { get; init; }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public bool Deleted { get; } = false;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public string DateFormat { get; init; } = "dd.MM.yyyy";
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public bool Active { get; } = true;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public string GeneralViewer { get; init; } = "NONE";
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public bool WanEnvironment { get; } = false;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    public int UserIdFkIntEcm { get; init; } = 0;
+}
+
+/// <summary>
+/// 
+/// </summary>
+public class CreateUserCommandHandler : IRequestHandler<CreateUserCommand, int>
+{
+    private readonly IRepository<User> _repo;
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="repo"></param>
+    public CreateUserCommandHandler(IRepository<User> repo)
+    {
+        _repo = repo;
+    }
+
+    /// <summary>
+    /// 
+    /// </summary>
+    /// <param name="request"></param>
+    /// <param name="cancel"></param>
+    /// <returns></returns>
+    public async Task<int> Handle(CreateUserCommand request, CancellationToken cancel = default)
+    {
+        var user = await _repo.CreateAsync(request, cancel);
+        return user.Id;
+    }
+}