fixed missing file

.storybook/docs-container.js

@@ -0,0 +1,14 @@
+import React from "react";
+import { DocsContainer as BaseContainer } from "@storybook/addon-docs/blocks";
+import { useDarkMode } from "storybook-dark-mode";
+import { themes } from "@storybook/theming";
+
+export const DocsContainer = ({ children, ...rest }) => {
+  const dark = useDarkMode();
+
+  return (
+    <BaseContainer {...rest} theme={dark ? themes.dark : themes.light}>
+      {children}
+    </BaseContainer>
+  );
+};