/** Shared helpers for drive-resident /bin scripts (prepended before each command). */
function bareStdin(ctx) {
  return typeof ctx.shellStdin === 'string' ? ctx.shellStdin : ''
}

async function run(ctx, argv) {
  const tty = globalThis.process?.stdout?.isTTY
  if (tty) {
    ctx.console.log('/dev/tty')
  } else {
    ctx.console.log('not a tty')
    ctx.exitCode = 1
  }
}