Version 3 Beta 1

Version 3 reworks Files to be an official "module", with new upstream dependencies and more opinionated assets.

Please read the Upgrade Guide for assistance migrating from version 2.

What's Changed

• Update Toolkit by @MGatner in #34
• Apply coding standard by @MGatner in #35
• Version 3 by @MGatner in #36
• Switch to DevKit by @MGatner in #38
• Refactor Tests by @MGatner in #37
• Set PHPStan For rector path by @samsonasik in #39
• Handlers by @MGatner in #40

Full Changelog: v2.3.2...v3.0.0-beta.1