0.4.0

This is a major release containing breaking API changes.

Changes since 0.3.x

• Removed LoggerAttachment.
• AttachableLogger now uses Closure(mixed,string):void instead of LoggerAttachment.
  • AttachableLogger defines a PHPStan type alias LoggerAttachment, which can be imported using @phpstan-import-type. This type alias is Closure(mixed $level, string $message) : void.