* Fix: Error related to undefined Backup::size()
* Fix: Disable signals if PCNTL isn't loaded to avoid fatal error (Fixes SIGINT is not defined on environments that are missing the PCNTL library)
* Create PHP CS Fixer config and add to CI workflow
* Run php cs fixer on project
* Add newline at end of file
* Update to use PHP CS Fixer v3
* Run v3 config on project
* Run seperate config in CI