#Config TS to CRA

• Change in paths.js
  appIndexJs: resolveApp('src/index.tsx')
• add ts-loader to webpack config dev
  *// Process TS/TSX with Babel
  {
  test: /.(ts|tsx)$/,
  include: paths.appSrc,
  loaders: ['babel-loader', 'ts-loader']
  },
  /.(js|jsx)$/,
  /.(ts|tsx)$/,

• extensions: ['.web.js', '.js', '.json', '.web.jsx', '.jsx', 'ts', 'tsx'],

• add tsconfig.json
• add @types/react": "^15.0.39", "@types/react-dom": "^15.5.1"

Config Sass to CRA

 * //Process Sass/Scss
  {
    test: /\.(scss|sass)$/,
    include: paths.appSrc,
    use: ['style-loader', 'css-loader', 'sass-loader?sourceMap=true']
  },