"prepare": "husky install",from your package.json, and you should be good to go.
emulsify-drupalis a standalone project, it has its own linting setup, and husky is the tool that runs linting/formatting scripts automatically. However, once you install the Drupal starter into a project, you don't want a git submodule, so we delete the
.gitdirectory that comes with
emulsify-drupal... which causes husky to throw a fit.