feat: доделал MS Auth для фронта

backend/UniVerse.Application/DTOs/Auth/AuthDtos.cs

@@ -7,6 +7,6 @@ public record AuthResult(AuthResponse Response, string RefreshToken);
 
 public record UserAuthDto(int Id, string Email, string? DisplayName, UserRole Role);
 
-public record LoginMicrosoftRequest(string AuthorizationCode);
+public record LoginMicrosoftRequest(string AuthorizationCode, string? RedirectUri = null);
 
 public record DevLoginRequest(string Email, string? DisplayName = null, UserRole Role = UserRole.Student);