This mod adds php8.0 and composer to code-server, to be installed/updated during container start.
In code-server docker arguments, set an environment variable DOCKER_MODS=linuxserver/mods:code-server-php8
If adding multiple mods, enter them in an array separated by |, such as DOCKER_MODS=linuxserver/mods:code-server-php8|linuxserver/mods:code-server-mod2