v3.0.0

Breaking changes

• Switch to using attributes instead of annotations for mapping
  • Removes the ExplicitCallslistAnnotationDriver class
  • Removes the doctrine.config.metadata.reader service definition
  • Adds ExplicitClasslistAttributeDriver as the default mapping driver
  • Drops composer dependency on doctrine/annotations
• Switch to using PSR-6 cache implementations for metadata, query and result caches:
  • drops the composer dependency on doctrine/cache in favour of symfony/cache
  • DoctrineCacheFactory methods are now hard-typehinted to return CacheItemPoolInterface
• All classes and methods now have hard typehints and return values
• [CHANGE] Now allows doctrine/persistence 3.x as well as 2.x - projects that specifically
  require doctrine/persistence 2.x may need to pin it in their own composer.json.

Other changes

• Add EntityDetacher::detachAllOfType as a migration path for the old $entityManager->clear($entityName)
• Narrow supported dependency versions to the current latest minor of the suppoerted
  major version.
• Drop support for PHP < 8.2