code: function updateManifest() {
    const {stdout: branch} = exec(`git rev-parse --abbrev-ref HEAD`)
  
    if (!branch.includes("release")) {
      return;
    }
  
    console.log("[copy-assets] update assets manifest");
  
    const last = lastRelease();
    exec(`git cat-file -p ${last}:assets/module-manifest.json > assets/module-manifest.json`);
  }
docs: updates the assets manifest with the latest release manifest so that webpack bundles remain largely the same