feat: add collection list

inertia/components/dashboard/collection/header/collection_description.tsx

@@ -0,0 +1,18 @@
+import styled from '@emotion/styled';
+import useActiveCollection from '~/hooks/use_active_collection';
+
+const CollectionDescriptionStyle = styled.p({
+  fontSize: '0.85em',
+  marginBottom: '0.5em',
+});
+
+export default function CollectionDescription() {
+  const { activeCollection } = useActiveCollection();
+  return (
+    activeCollection && (
+      <CollectionDescriptionStyle>
+        {activeCollection?.description}
+      </CollectionDescriptionStyle>
+    )
+  );
+}