in scripts/build.js [31:40]
function beforeBuild(dirName) {
const seriesPath = path.join(__dirname, '../custom-series', dirName);
const nodeModulesPath = path.join(seriesPath, 'node_modules');
if (!fs.existsSync(nodeModulesPath)) {
console.log(
chalk.gray(`Installing dependencies for custom series ${dirName}...`)
);
execSync(`npm install`, { cwd: seriesPath });
}
}