010111-http-cachinglisted

# Caching Strategies Three-tier caching architecture: browser/CDN, runtime, and distributed cache. TTL strategies, pipeline batching, atomic transactions, and invalidation patterns. ## References | Topic | File | |---|---| | Caching patterns: pipeline batching, atomic transactions, three-tier architecture | [references/caching-patterns.md](references/caching-patterns.md) | | Cache keys, tag-based revalidation, hierarchical keys | [references/cache-keys-revalidation.md](references/cache-keys-revalidation.md) | | CDN cache headers, Cache-Control directives, stale-while-revalidate | [references/cdn-cache-headers.md](references/cdn-cache-headers.md) | | Runtime cache (Next.js): "use cache", cacheTag, cacheLife, revalidation | [references/runtime-cache-nextjs.md](references/runtime-cache-nextjs.md) | | Six caching principles and quick reference table | [references/caching-principles.md](references/caching-principles.md) |