babel.config.js

module.exports = {
    presets: [
        ['@babel/preset-env', { targets: { node: 'current' } }],
        '@babel/preset-typescript'
    ],
    plugins: [
        ['module-resolver', { alias: { src: './src' } }],
        ['@babel/plugin-proposal-decorators', { legacy: true }],
        ['@babel/plugin-proposal-class-properties', { loose: true }],
        ["@babel/plugin-proposal-private-property-in-object", { "loose": true }],
        'babel-plugin-transform-typescript-metadata'
    ],
    ignore: ['**/.spec.ts'],
  };