Merge branch '69-as-a-user-i-want-a-rules-page-with-a-search-bar-and-three-links-each-link-to-the-rules-of-darts' into 'main'

Resolve "As a user, I want a rules page with a search bar and three links (each link to the rules of Darts, Pool, and Table Tennis), so that I can quickly search for and navigate to the rules of the sport I am interested in."

Closes #69

See merge request !32