refactor(ark): rename widget to column

packages/ark/src/components/column/index.ts

@@ -0,0 +1,13 @@
+import { Route } from "react-router-dom";
+import { ColumnContent } from "./content";
+import { ColumnHeader } from "./header";
+import { ColumnLiveWidget } from "./live";
+import { ColumnRoot } from "./root";
+
+export const Column = {
+	Root: ColumnRoot,
+	Live: ColumnLiveWidget,
+	Header: ColumnHeader,
+	Content: ColumnContent,
+	Route: Route,
+};