Host a directory using IIS Express a-la python -m http.server

host.ps1

function start-host($root) {
  $iisexpress =  "$env:ProgramFiles\\IIS Express\\iisexpress.exe"

  if (!(test-path $iisexpress)) {
    write-error "Unable to locate IIS Express at $iisexpress"
    return
  } 

  $approot = resolve-path $root

  write-host "Starting iisexpress at $approot"
  start $iisexpress @('/path:' + $approot)
}