caching

# Caching Skill Expert assistance for caching strategies. ## Capabilities - Configure HTTP caching - Implement service workers - Set up CDN caching - Handle cache invalidation - Design caching architecture ## HTTP Cache Headers ```typescript // Immutable assets headers['Cache-Control'] = 'public, max-age=31536000, immutable'; // Dynamic content headers['Cache-Control'] = 'private, no-cache, must-revalidate'; // Stale-while-revalidate headers['Cache-Control'] = 'public, max-age=60, stale-while-revalidate=300'; ``` ## Service Worker ```javascript self.addEventListener('fetch', (event) => { event.respondWith( caches.match(event.request).then((response) => { return response || fetch(event.request); }) ); }); ``` ## Target Processes - caching-strategy - performance-optimization - pwa-development