pnpm-setup/src/index.ts

import { setFailed } from '@actions/core'
import getInputs from './inputs'
import setOutputs from './outputs'
import install from './install'

async function main() {
  const inputs = await getInputs()
  await install(inputs).then(() => {
    console.log('Installation Completed!')
    setOutputs(inputs)
  })
}

main().catch(error => {
  console.error(error)
  setFailed(error)
})