Catalyst<hello-world> <input data-target="hello-world.name" type="text"> <button data-action="click:hello-world#greet"> Greet </button> <span data-target="hello-world.output"> </span> </hello-world> import { controller, target } from "@github/catalyst" @controller class HelloWorldElement extends HTMLElement { @target name: HTMLElement @target output: HTMLElement greet() { this.output.textContent = `Hello,
