docs: replace unused dotfiles_installCommand config option with dotfiles_install_command - #37

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/

Unexpected input(s) 'options', valid inputs are ['imageName', 'imageTag', 'platform', 'runCmd', 'subFolder', 'configFile', 'checkoutPath', 'push', 'refFilterForPush', 'eventFilterForPush', 'env', 'inheritEnv', 'skipContainerUserIdUpdate', 'userDataFolder', 'cacheFrom', 'noCache', 'cacheTo', 'useNativeRunner']