message: feat(bindgen): Add npm badge to readme
diff: @@ -302,6 +302,7 @@ function typescriptBindings(outputDir, buildDir, wasmBinaries, options, forNode=
  const readmePath = path.join(outputDir, 'README.md')
  if (!fs.existsSync(readmePath)) {
  let readme = `# ${packageName}\n`
  + readme += `\n[![npm version](https://badge.fury.io/js/${packageName}.svg)](https://www.npmjs.com/package/${packageName})\n`
  if (options.packageDescription) {
  readme += `\n${options.packageDescription}\n`
  }
  