Move dotnet api into new directory

web/backend/Service/Service.Auth/IRegisterService.cs

@@ -0,0 +1,39 @@
+using Domain.Entities;
+
+namespace Service.Auth;
+
+public record RegisterServiceReturn
+{
+    public bool IsAuthenticated { get; init; } = false;
+    public bool EmailSent { get; init; } = false;
+    public UserAccount UserAccount { get; init; }
+    public string AccessToken { get; init; } = string.Empty;
+    public string RefreshToken { get; init; } = string.Empty;
+
+    public RegisterServiceReturn(
+        UserAccount userAccount,
+        string accessToken,
+        string refreshToken,
+        bool emailSent
+    )
+    {
+        IsAuthenticated = true;
+        EmailSent = emailSent;
+        UserAccount = userAccount;
+        AccessToken = accessToken;
+        RefreshToken = refreshToken;
+    }
+
+    public RegisterServiceReturn(UserAccount userAccount)
+    {
+        UserAccount = userAccount;
+    }
+}
+
+public interface IRegisterService
+{
+    Task<RegisterServiceReturn> RegisterAsync(
+        UserAccount userAccount,
+        string password
+    );
+}