fix(auth): handles refresh token flow correctly

backend/src/Web/Features/Users/Handlers/LoginWithFacebook.cs

@@ -42,7 +42,6 @@ public record LoginWithFacebookResponse(
 public class LoginWithFacebookHandler(
     IHttpClientFactory httpClientFactory,
     IdentityUserManager userManager,
-    SignInManager<IdentityUser> signInManager,
     IOptionsSnapshot<JwtOptions> jwtOptions)
     : Endpoint<LoginWithFacebookRequest, LoginWithFacebookResponse>
 {
@@ -116,8 +115,6 @@ public class LoginWithFacebookHandler(
             user = generatedUser;
         }
 
-        await signInManager.SignInAsync(user, isPersistent: false);
-
         // Generate refresh token
         var refreshToken = RefreshTokenGenerator.Next();