Here’s a little snippet that uses the API.
([title#:required]
[body#:required]
[tags#:set-add#:pull]
[comments#:push#:pull]
[views#:inc]))
(make-post#:title"Welcome to my blog"
#:body"This is my first entry, yay!"))
(set-add-post-tags!p'awesome)
(inc-post-views!p)
(set-post-comments!p(list "Can't wait!""Another blog?")) (post-commentsp)