Furkan Pehlivan

Add `What If?` feature to the docs and update the demo video.

https://goreleaser.com/customization/homebrew/#homebrew-taps

This pr aims to give option to select one of the log formats text or json. It also introduces new flag `-log-format` to achieve. I modified the tests so it...

Would you consider adding new flag like `-log-format` to be able to configure logger handler for json logging or text logging?