```ruby
cask :v1 => 'conductor' do
  version '1.2.2'
  sha256 'a5f9ba34c258c7d6a902de86c4f14e36e0b6283ab3893d6c43a7ba95f3831e63'

  url 'https://github.com/keith/conductor/releases/download/1.2.2/Conductor.app.zip'
  name 'Conductor'
  homepage 'https://github.com/keith/conductor'
  license :mit

  app 'Conductor.app'
end
```

Update brew cask formula from upstream
user
```ruby
cask :v1 => "conductor" do
  version "1.2.2"
  sha256 "a5f9ba34c258c7d6a902de86c4f14e36e0b6283ab3893d6c43a7ba95f3831e63"

  url "https://github.com/keith/conductor/releases/download/#{version}/Conductor.app.zip"
  appcast "https://github.com/keith/conductor/releases.atom"
  name "Conductor"
  homepage "https://github.com/keith/conductor"
  license :mit

  app "Conductor.app"
end
```
assistant