https://medium.com/@gurdeep060289/clean-code-for-multiple-storyboards-c64eb679dbf6
https://www.youtube.com/watch?v=eYFKz9609uQ
https://medium.com/@stasost/xcode-a-better-way-to-deal-with-storyboards-8b6a8b504c06
https://product.hubspot.com/blog/git-and-github-tutorial-for-beginners