```ruby
class Sqwiggle < Cask
  url 'https://www.sqwiggle.com/download/mac'
  homepage 'https://www.sqwiggle.com'
  version '0.4.2'
  sha1 '15c49c5443780749ca833605bd61f9ee0b4d8105'
  link 'Sqwiggle.app'
end
```

Modify for no version or checksum since no specific version.
user
```ruby
class Sqwiggle < Cask
  url 'https://www.sqwiggle.com/download/mac'
  homepage 'https://www.sqwiggle.com'
  version 'latest'
  no_checksum
  link 'Sqwiggle.app'
end
```
assistant