babel.config.js

module.exports = {
  presets: [
    ['@babel/preset-env', {targets: {node: 'current'}}],
    '@babel/preset-typescript',
  ],
  plugins: [
    [ "@babel/plugin-proposal-decorators", {"legacy": true }],
    [ '@babel/plugin-proposal-class-properties', { 'loose': false }],
  ],
};