cask 'firefox-esr' do version '45.1.0' sha256 'd86830cff20a23192a719a1799968b4eb410016e6ba251e40df126a8d96327b7' url "https://download-installer.cdn.mozilla.net/pub/firefox/releases/#{version}esr/mac/en-US/Firefox%20#{version}esr.dmg" name 'Mozilla Firefox' homepage 'https://www.mozilla.org/en-US/firefox/organizations/' license :mpl app 'Firefox.app' zap delete: [ '~/Library/Application Support/Firefox', '~/Library/Caches/Firefox', ] end