auth clean up

Distribution/Features/Auth/AuthService.cs

@@ -1,24 +1,6 @@
-using Distribution.Features.User;
-using Distribution.Infra.Authorization;
-using Microsoft.AspNetCore.Identity;
-
 namespace Distribution.Features.Auth;
 
-public class AuthService(IUserRepository userRepo, IJwtTokenService tokenService)
-{
-    private readonly PasswordHasher<Models.User> _hasher = new();
-
-    public async Task<LoginResponse?> LoginAsync(LoginRequest request)
-    {
-        var user = await userRepo.GetByUsernameAsync(request.Username);
-        if (user is null || !user.IsActive)
-            return null;
-
-        var result = _hasher.VerifyHashedPassword(user, user.PasswordHash, request.Password);
-        if (result == PasswordVerificationResult.Failed)
-            return null;
-
-        var token = tokenService.GenerateToken(user);
-        return new LoginResponse(token, user.Id, user.Username, user.Role?.Name ?? string.Empty);
-    }
-}
+// TODO: This service previously contained local password validation logic.
+// It has been replaced by the IAuthServiceClient connector which proxies
+// to the external Auth Service. Remove this file or repurpose it for any
+// local orchestration logic once the Auth Service contract is defined.