app/controllers/application_controller.rb
ApplicationController has no descriptive comment
Missing frozen string literal comment.
Missing top-level documentation comment for `class ApplicationController`.class ApplicationController < ActionController::Base # Prevent CSRF attacks by raising an exception. # For APIs, you may want to use :null_session instead. protect_from_forgery with: :exception helper_method :tags ApplicationController#tags doesn't depend on instance state (maybe move it to another class?) def tags Tag.all endend