# Prolog - Docker mod for code-server This mod adds `zsh` 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-zsh` If adding multiple mods, enter them in an array separated by `|`, such as `DOCKER_MODS=linuxserver/mods:code-server-zsh|linuxserver/mods:code-server-prolog`