v0.2.0

What's new

• Cache groups with URI interpolation and runtime group resolvers
• Generation-based exact, prefix (product:*), and global (*) invalidation
• Conditional and dynamic operation invalidation
• Imperative cache invalidation API
• Application-wide default vary headers
• Instance-based OperationCache metadata syntax
• PSR-14 lifecycle events for hits, misses, stores, and invalidations
• Symfony integration no longer requires use_symfony_listeners