SublimeLinter-contrib-healthier using Package Control.
Then, ensure that
healthier is installed as your project dependency:
$ npm install -D healthier
healthier is installed in the project as a dev dependency, the SublimeLinter should have no trouble finding it. If you have issues, make sure to check out troubleshooting PATH configuration.
Healthier linting is only enabled for projects with
dependencies in package.json.