| NETLIFY_AUTH_TOKEN | Auth token to use with netlify | yes | "" |
| NETLIFY_SITE_ID | Your Netlify site id | yes | "" |
| NETLIFY_DEPLOY_TO_PROD | Should the site be deployed to production? | no | false |
| NETLIFY_DEPLOY_MESSAGE | A deploy message | no | "" |
| build_directory | Directory where built files are stored | yes | build |
| functions_directory | Directory where built files are stored | no | "" |
| install_command | Command to install dependencies | no | "" |
| build_command | Command to build static website | no | npm run build |
| deploy_alias | Deployment Subdomain name | no | "" |
| node_version | Node version or arguments compatible with `nvm install` | no | "" |
| use_nvm | Enables you to disable nvm altogether | no | true |