Remove return type to prevent PHP-CS fix errors

Upgrade to php 8.2 as default version for tests and static-analysis (#50

)

Refactor phpstan config files to support multiple php versions

Support 8.1 and symfony from 6 to the latest LTS 4.4 (#36)

Switch to local php-cs-fixer installation to be more regularly up to …

…date

Use same xdebug 3 version for php 7.2 and 8.0 as it works for both ac…

…tually

Force UTF8 for Hunspell as it seems it requires it

Add missing jamspell doc

Fix documentation twitter card display

init commit