[`gulpfile.js`](https://gulpjs.com/docs/en/getting-started/javascript-and-gulpfiles/#gulpfile-explained){:target="_blank"} or [`gulpfile.ts`](https://gulpjs.com/docs/en/getting-started/javascript-and-gulpfiles/#transpilation){:target="_blank"} file which contains your tasks
| `GULP_OUTPUT_FOLDER` | If needed, path to the output produced by your scripts (path relative from the `PROJECT_ROOT`) | `build` |
| `PAGES_DEPLOY` | If enabled, prepare your build result to be deployed on pages (require [pages job](jobs/deploy/pages/)) | `false` |
| `PAGES_FOLDER` | Path where to copy the output to be exposed for deployment on [pages](jobs/deploy/pages/)(path relative from the root of the repository) | `./website_build` |