package.json

{
    "name": "Opentech",
    "version": "1.0.0",
    "description": "Build the static_src assets.",
    "cacheDirectories": ["opentech/static_src/node_modules"],
    "scripts": {
        "heroku-postbuild": "cd opentech/static_src && yarn install && npm run build:prod"
    },
    "engines": {
        "node": ">=8.0.0 <9.0.0",
        "yarn": "^1.7.0"
    }
}