- move more sharable code to CI static methods
- merge `release_to_github` and `prepare_next_release` into one single command as they had dependencies on each other
- remove all traces of ruby and fastlane
* Upload dSYMs to sentry using swift and the sentry-cli instead of fastlane.
* Replace the fastlane `config_production` lane with a swift tools `ConfigureProduction` command.
* Replace Zsh with CI.run in the new ConfigureNightly command
* Replace the fastlane `tag_nightly` lane with a swift tools `TagNightly` command.
* Print out all the commands going through CI.Run and their arguments
* Address PR comments
