anchor.diff:    (let [data (:body context)
           user (find-user (:username data)   ;; (implementation omitted)
                           (:password data))]
  -    (-> (json/encode {:token (jws/sign {:user (:id user)} secret)})
  +    (-> (json/encode {:token (jwt/sign {:user (:id user)} secret)})
           (http/ok {:content-type "application/json"}))))
   ----
   
  
positive.code: 
  [source, clojure]
  ----
  (require '[buddy.sign.jws :as jws])
  (require '[cheshire.core :as json])
  
  (defn login-handler
  
negative.code: 
  [source, clojure]
  ----
  (require '[buddy.sign.jwt :as jwt])
  (require '[cheshire.core :as json])
  
  (defn login-handler
  