post_install() {
  # Update icon cache.
  gtk-update-icon-cache -f '/usr/share/icons/hicolor' > /dev/null 2>&1

  # Note admin after install/update on how to change th update_check setting.
  cat << _EOF

  ==> flaketill-says install/upgrade note:
  ------------------------------------------------------------------------------
    To config the app for updates,
    add the following setting to your User Preferences file:
    "updates": true

_EOF
}

post_upgrade() {
  post_install
}