scripts/install.js
async function cleanDeps() {
  if (await exists(depsPath)) {
    await rimrafPromise(depsPath);
  }
  await mkdir(depsPath);
}
async function cleanDeps() {
  if (await exists(depsPath)) {
    await rimrafPromise(depsPath);
  }
  await mkdir(depsPath);
}
Deletes the deps directory if it exists, and creates a fresh deps folder.