Prompt

Design a comprehensive caching strategy for my application.

<data_patterns>
{describe data access patterns}
</data_patterns>

<performance_requirements>
{latency and throughput needs}
</performance_requirements>

<infrastructure>
{available caching tools/services}
</infrastructure>

Design:
1. Cache levels (browser/CDN/app/database)
2. Cache keys and TTL strategy
3. Cache invalidation approach
4. Cache warming procedures
5. Monitoring and hit rate optimization