• Deprecated SwiftMailerHandler, use SymfonyMailerHandler instead
• Added SymfonyMailerHandler (#1663)
• Added ElasticSearch 8.x support to the ElasticsearchHandler (#1662)
• Added a way to filter/modify stack traces in LineFormatter (#1665)
• Fixed UdpSocket not being able to reopen/reconnect after close()
• Fixed infinite loops if a Handler is triggering logging while handling log records