message: fix: display schema description if available
diff: @@ -28,7 +28,7 @@ export default function SchemaDoc({ schema, onClickType }: SchemaDocProps) {
  <MarkdownContent
  className="doc-type-description"
  markdown={
  - 'A GraphQL schema provides a root type for each kind of operation.'
  + schema.description || 'A GraphQL schema provides a root type for each kind of operation.'
  }
  />
  <div className="doc-category">
  