npm

{
  "name": "Foo project",
  "scripts": {
    "sass-dev": "sass --watch --update --style=expanded src/scss:dist/css",
    "sass-prod": "sass --no-source-map --style=compressed src/scss:dist/css"
  },
  "devDependencies": {
    "sass": "^1.86.0"
  }
}