Migrating new components

components/Collapse.js

@@ -0,0 +1,21 @@
+// components/Collapse.js
+import { Tag } from "sigpro";
+
+export const Collapse = (props, children) => {
+  const { class: className, open, ...rest } = props;
+  
+  return Tag("div", {
+    ...rest,
+    class: `collapse ${className || ''}`.trim(),
+    tabindex: 0
+  }, [
+    Tag("input", {
+      type: "checkbox",
+      checked: () => typeof open === "function" ? open() : open,
+      onchange: (e) => {
+        if (typeof open === "function") open(e.target.checked);
+      }
+    }),
+    ...(Array.isArray(children) ? children : [children])
+  ]);
+};