initial commit after split

webui/src/components/Button.tsx

@@ -0,0 +1,5 @@
+type Props = React.ButtonHTMLAttributes<HTMLButtonElement> & { variant?: "primary" | "secondary" | "ghost" | "danger" };
+
+export default function Button({ variant = "secondary", className = "", ...props }: Props) {
+  return <button className={`btn btn-${variant} ${className}`} {...props} />;
+}