web: migrate health notifications to js_interop; add browser hook

- Replace dart:js with package:js in health_check_service_web.dart\n- Implement showHealthCheckNotification in web/index.html\n- Pin js dependency to ^0.6.7 for flutter_secure_storage_web compatibility

auth: harden AuthInterceptor + tests

- Allow overrideAuthRepository injection for testing\n- Normalize imports to package: paths\n- Add unit test covering token attach, 401→refresh→retry, and failure path\n- Add integration test skeleton gated by env vars

ui/data: map User.companyName to list column

- Add companyName to domain User\n- Map UserDto.company?.name\n- Render companyName in user_list

cleanup: remove legacy equipment table + unused code; minor warnings

- Remove _buildFlexibleTable and unused helpers\n- Remove unused zipcode details and cache retry constant\n- Fix null-aware and non-null assertions\n- Address child-last warnings in administrator dialog

docs: update AGENTS.md session context

lib/screens/maintenance/maintenance_alert_dashboard.dart

@@ -192,25 +192,26 @@ class _MaintenanceAlertDashboardState extends State<MaintenanceAlertDashboard> {
     Color color;
     IconData icon;
     
+    // Phase 10: 색체심리학 기반 알림 색상 체계 적용
     switch (type) {
       case 'expiring_7':
-        color = Colors.red.shade600;
+        color = ShadcnTheme.alertCritical7; // 7일 이내 - 위험 (레드)
         icon = Icons.priority_high_outlined;
         break;
       case 'expiring_30':
-        color = Colors.orange.shade600;
+        color = ShadcnTheme.alertWarning30; // 30일 이내 - 경고 (오렌지)
         icon = Icons.warning_amber_outlined;
         break;
       case 'expiring_60':
-        color = Colors.amber.shade600;
+        color = ShadcnTheme.alertWarning60; // 60일 이내 - 주의 (앰버)
         icon = Icons.schedule_outlined;
         break;
       case 'expired':
-        color = Colors.red.shade800;
+        color = ShadcnTheme.alertExpired; // 만료됨 - 심각 (진한 레드)
         icon = Icons.error_outline;
         break;
       default:
-        color = Colors.grey.shade600;
+        color = ShadcnTheme.alertNormal; // 정상 - 안전 (그린)
         icon = Icons.info_outline;
     }
 
@@ -449,13 +450,14 @@ class _MaintenanceAlertDashboardState extends State<MaintenanceAlertDashboard> {
           ),
         ),
         
-        // 고객사
+        // 고객사 - Phase 10: 회사 타입별 색상 적용
         Padding(
           padding: const EdgeInsets.symmetric(vertical: 12, horizontal: 8),
           child: Text(
             controller.getCompanyName(maintenance),
             style: ShadcnTheme.bodySmall.copyWith(
-              color: ShadcnTheme.foreground,
+              color: ShadcnTheme.companyCustomer, // 고객사 - 진한 그린
+              fontWeight: FontWeight.w500,
             ),
             maxLines: 1,
             overflow: TextOverflow.ellipsis,
@@ -468,12 +470,13 @@ class _MaintenanceAlertDashboardState extends State<MaintenanceAlertDashboard> {
           child: Text(
             '${maintenance.endedAt.year}-${maintenance.endedAt.month.toString().padLeft(2, '0')}-${maintenance.endedAt.day.toString().padLeft(2, '0')}',
             style: ShadcnTheme.bodySmall.copyWith(
+              // Phase 10: 만료 상태별 색상 체계 적용
               color: isExpired 
-                  ? Colors.red.shade600 
+                  ? ShadcnTheme.alertExpired // 만료됨 - 심각 (진한 레드)
                   : isExpiringSoon 
-                      ? Colors.orange.shade600 
-                      : ShadcnTheme.foreground,
-              fontWeight: isExpired || isExpiringSoon ? FontWeight.w600 : FontWeight.normal,
+                      ? ShadcnTheme.alertWarning30 // 만료 임박 - 경고 (오렌지)
+                      : ShadcnTheme.alertNormal, // 정상 - 안전 (그린)
+              fontWeight: isExpired || isExpiringSoon ? FontWeight.w600 : FontWeight.w500,
             ),
           ),
         ),
@@ -506,11 +509,12 @@ class _MaintenanceAlertDashboardState extends State<MaintenanceAlertDashboard> {
                 ? '${daysRemaining.abs()}일 지연'
                 : '$daysRemaining일 남음',
             style: ShadcnTheme.bodySmall.copyWith(
+              // Phase 10: 남은 일수 상태별 색상 체계 적용
               color: isExpired 
-                  ? Colors.red.shade600 
+                  ? ShadcnTheme.alertExpired // 지연 - 심각 (진한 레드)
                   : isExpiringSoon 
-                      ? Colors.orange.shade600 
-                      : Colors.green.shade600,
+                      ? ShadcnTheme.alertWarning30 // 임박 - 경고 (오렌지)
+                      : ShadcnTheme.alertNormal, // 충분 - 안전 (그린)
               fontWeight: FontWeight.w600,
             ),
           ),
@@ -543,14 +547,15 @@ class _MaintenanceAlertDashboardState extends State<MaintenanceAlertDashboard> {
   }
 
   /// 유지보수 타입별 색상
+  // Phase 10: 유지보수 타입별 색상 체계
   Color _getMaintenanceTypeColor(String maintenanceType) {
     switch (maintenanceType) {
-      case 'V': // 방문
-        return Colors.blue.shade600;
-      case 'R': // 원격
-        return Colors.green.shade600;
+      case 'V': // 방문 - 본사/지점 계열 (블루)
+        return ShadcnTheme.companyHeadquarters;
+      case 'R': // 원격 - 협력/성장 계열 (그린)
+        return ShadcnTheme.companyPartner;
       default:
-        return Colors.grey.shade600;
+        return ShadcnTheme.muted;
     }
   }