Install steam via saltstack

steam.sls

dpkg_steam_license:
  cmd.run:
    - unless: which steam
    - name: '/bin/echo /usr/bin/debconf steam/license note | /usr/bin/debconf-set-selections'
    - require_in:
      - pkg: steam
      - cmd: dpkg_steam_question

dpkg_steam_question:
  cmd.run:
    - unless: which steam
    - name: '/bin/echo /usr/bin/debconf steam/question select "I AGREE" | /usr/bin/debconf-set-selections'
    - require_in:
      - pkg: steam

steam:
  pkg.installed