🚀 Bunch of improvements

[swiftyfinch]

1. Added recursively searching Gemfile in parent directories;
2. Added brew formula;
3. Added workflow for releasing 🌱 Pods from Github Actions;
4. Added ability to run any pod subcommand;
5. Some organisation changes, added more colors and changed some emojies.

Checklist

• I've added at least one test that validates that my change is working, if appropriate
• I've followed the code style of the rest of the project
• I've read the Contribution Guidelines
• I've updated the documentation if necessary