Covers caching and serving content at the edge — cache keys and TTL design, invalidation strategies, origin shielding, deciding what is safely cacheable, and moving static and dynamic content closer to users. Use this whenever the user is configuring a CDN, choosing cache-control headers, debugging
Covers caching and serving content at the edge — cache keys and TTL design, invalidation strategies, origin shielding, deciding what is safely cacheable, and moving static and dynamic content closer to users. Use this whenever the user is configuring a CDN, choosing cache-control headers, debugging stale or leaking cached content, setting up cache invalidation after a deploy, or deciding whether a