userfront로 리펙토링 완료

userfront/lib/features/auth/presentation/login_success_screen.dart

@@ -0,0 +1,63 @@
+import 'package:flutter/material.dart';
+import 'package:go_router/go_router.dart';
+import 'package:google_fonts/google_fonts.dart';
+
+class LoginSuccessScreen extends StatelessWidget {
+  const LoginSuccessScreen({super.key});
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Center(
+        child: Padding(
+          padding: const EdgeInsets.all(24.0),
+          child: Column(
+            mainAxisAlignment: MainAxisAlignment.center,
+            children: [
+              const Icon(Icons.check_circle_outline, size: 80, color: Colors.green),
+              const SizedBox(height: 24),
+              Text(
+                "로그인 완료",
+                style: GoogleFonts.outfit(
+                  fontSize: 32,
+                  fontWeight: FontWeight.bold,
+                ),
+              ),
+              const SizedBox(height: 16),
+              const Text(
+                "성공적으로 로그인되었습니다.",
+                textAlign: TextAlign.center,
+                style: TextStyle(color: Colors.grey, fontSize: 16),
+              ),
+              const SizedBox(height: 48),
+              
+              // 이 버튼이 QR 카메라를 켜는 버튼입니다.
+              FilledButton.icon(
+                onPressed: () {
+                  context.push('/scan');
+                },
+                icon: const Icon(Icons.camera_alt, size: 28),
+                label: const Text("QR 인증 (카메라 켜기)"),
+                style: FilledButton.styleFrom(
+                  minimumSize: const Size.fromHeight(80), // 버튼 높이를 더 크게
+                  backgroundColor: Colors.blue.shade700,
+                  textStyle: const TextStyle(fontSize: 20, fontWeight: FontWeight.bold),
+                  shape: RoundedRectangleBorder(
+                    borderRadius: BorderRadius.circular(16),
+                  ),
+                ),
+              ),
+              const SizedBox(height: 24),
+              TextButton(
+                onPressed: () {
+                  context.go('/');
+                },
+                child: const Text("나중에 하기 (대시보드로 이동)", style: TextStyle(color: Colors.grey)),
+              ),
+            ],
+          ),
+        ),
+      ),
+    );
+  }
+}