Merge pull request #75 from andersonamuller/patch-2

PHP 8.4. Fix implicit nullable parameter

Merge pull request #74 from andersonamuller/patch-1

Remove deprecated `spaceless` filter

File hash should be 64 characters

Fix some deprecations - PHP minimum to 8.0

Symfony 7 compat

Fix a deprecation warning

Fix deprecation warning regarding dynamic property

Spelling and deprecations

Handle long filenames

Fix some deprecations