Compile-time specs for Crystal.
More to come.
cspec: github: anicholson/cspec version: ~> 0.1.0
{'github' => 'anicholson/crystal-version-tools', 'version' => '~> 0.1.0'}
{'github' => 'crystal-ameba/ameba', 'version' => '~> 0.12.0'}