Move dotnet api into new directory

web/backend/Service/Service.UserManagement/User/UserService.cs

@@ -0,0 +1,29 @@
+using Domain.Entities;
+using Domain.Exceptions;
+using Infrastructure.Repository.UserAccount;
+
+namespace Service.UserManagement.User;
+
+public class UserService(IUserAccountRepository repository) : IUserService
+{
+    public async Task<IEnumerable<UserAccount>> GetAllAsync(
+        int? limit = null,
+        int? offset = null
+    )
+    {
+        return await repository.GetAllAsync(limit, offset);
+    }
+
+    public async Task<UserAccount> GetByIdAsync(Guid id)
+    {
+        var user = await repository.GetByIdAsync(id);
+        if (user is null)
+            throw new NotFoundException($"User with ID {id} not found");
+        return user;
+    }
+
+    public async Task UpdateAsync(UserAccount userAccount)
+    {
+        await repository.UpdateAsync(userAccount);
+    }
+}