cask 'mountain-duck' do version '2.5.1.9399' sha256 '3b755983f5ec2c5c4c8e34217cd2b4064cb0b43d054b7c008f199e288b3c51db' url "https://dist.mountainduck.io/Mountain%20Duck-#{version}.zip" appcast 'https://version.mountainduck.io/changelog.rss' name 'Mountain Duck' homepage 'https://mountainduck.io/' app 'Mountain Duck.app' end