update

src/components/ColumnItem.tsx

@@ -0,0 +1,13 @@
+import { type Component, type JSX } from 'solid-js';
+
+type ColumnItemProps = {
+  children: JSX.Element;
+};
+
+const ColumnItem: Component<ColumnItemProps> = (props) => {
+  return (
+    <div class="flex w-full flex-row gap-1 overflow-hidden border-b p-1">{props.children}</div>
+  );
+};
+
+export default ColumnItem;