https://twitter.com/grailsframework/status/1205871818634125313 📚New Guide. Grails URL Mappings. Build powerful and maintainable APIs with @grailsframework Multiple files, grouping, restricting by HTTP method, testing mappings https://t.co/Mj3cQvfGEI #grailsfw https://t.co/jBVrAlr6Nh Twitter