ArticleHandlerGET is function to handling request GET for article.

ArticleHandlerPOST is function handler to handling request to create new user.

ArticleHandlerPUT is function handling request to edit article.

TagHandlerGET is function to handle request tag, to get data from tag.

TagHandlerPOST is function to get handler request to create new tag.

UserHandlerAuth is function check authentication from request context.

UserHandlerGetToken is function to handle request to get new token.

UserHandlerRegister is function to handler request to registration user.