This starter use :
JestEsLintPrettierDotEnv
yarn
cp .env.example .env
// Watch mode
yarn start
// Production mode
yarn build
// Run test
yarn test
// Generate test coverage
yarn test:coverage
// Show linter error
yarn lint
// Fix linter error
yarn lint:fix// Get NODE_ENV value
env('NODE_ENV')
// Get NODE_ENV value with default value (if NODE_ENV is empty)
env('NODE_ENV', 'dev')