app-start-base.js

const cleanup = async () => {
  try {
    console.log('Cleaning up')
  } catch (error) {
    console.error(error)
    process.exit(1)
  }
}

const start = async () => {
  console.log('Starting')
}

process.on('uncaughtException', cleanup)
process.on('unhandledRejection', cleanup)
process.on('SIGTERM', cleanup)
process.on('SIGINT', cleanup)

start()
  .catch(cleanup)