테넌트 등록 방식을 결정

userfront/lib/features/profile/presentation/pages/profile_page.dart

@@ -503,7 +503,7 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
                   runSpacing: 8,
                   children: [
                     _buildInfoChip(Icons.badge_outlined, '프로필 관리'),
-                    _buildInfoChip(Icons.apartment, department),
+                    _buildInfoChip(Icons.apartment, profile.tenant?.name ?? department),
                   ],
                 ),
               ],
@@ -743,6 +743,10 @@ class _ProfilePageState extends ConsumerState<ProfilePage> {
                         ),
                         const Divider(height: 24),
                         _buildReadOnlyTile('구분', profile.affiliationType),
+                        if (profile.tenant != null) ...[
+                          const Divider(height: 24),
+                          _buildReadOnlyTile('소속 테넌트', profile.tenant!.name),
+                        ],
                         if (profile.companyCode.isNotEmpty) ...[
                           const Divider(height: 24),
                           _buildReadOnlyTile('회사코드', profile.companyCode),