Documentation in development projects is the equivalent of your mum making you clean your boots after a football match: the fun part’s over and now you have a ‘chore’ to do.
However documentation is a vital part of the project, one which everybody from the product owner to the junior developer should be a party to.
See the following links for a series on the things I recommend you document:
Photo by Sear Greyson on Unsplash.