Update frontend components for accessibility and functionality improvements

- Modified docker-compose.dev.yml to conditionally run npm install based on the presence of package-lock.json.
- Upgraded Nuxt version in package-lock.json from 3.21.1 to 4.3.1 for enhanced features.
- Enhanced ConfirmModal component with aria-modal attribute for better accessibility.
- Updated MapErrorBoundary component's error message for clarity.
- Added role and aria-label attributes to MapView and MapSearch components for improved screen reader support.
- Refactored various components to manage focus behavior on modal close, enhancing user experience.
- Improved ToastContainer styling for better responsiveness and visibility.
- Updated layout components to include skip navigation links for improved accessibility.

docker-compose.dev.yml

@@ -17,7 +17,7 @@ services:
   frontend:
     image: node:20-alpine
     working_dir: /app
-    command: sh -c "npm ci && npm run dev"
+    command: sh -c "if [ -f package-lock.json ]; then npm ci; else npm install; fi && npm run dev"
     ports:
       - "3000:3000"
     volumes: