From an article to a library: hybrid caching for Spring Boot, completed

A while ago I published Hybrid Cache Strategy in Spring Boot: A Guide to Redisson and Caffeine Integration . It walked through the core idea: Caffeine in front for sub-millisecond reads, Redis behind for cross-node coherence, integrated cleanly into Spring's @Cacheable abstraction. That article was the starting point — a working pattern that demonstrated the approach. This is the follow-up. The pattern that started in the article is now a published Spring Boot library: hybrid-cache-spring-boot-s