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Collections are a way for you to organize kata so that you can create your own training routines. Every collection you create is public and automatically sharable with other warriors. After you have added a few kata to a collection you and others can train on the kata contained within the collection.
Get started now by creating a new collection.
Don't worry about the negative comments bro, the important thing is that you got to the solution.
A bit lengthy indeed, but take your time to watch again your procedure, compare it to other solutions and maybe you'll find a way to refactor it in a more effective way.
Cheers!