correct version banner

src/theme/DocVersionBanner/index.js

@@ -0,0 +1,17 @@
+import React from 'react';
+import DocVersionBanner from '@theme-original/DocVersionBanner';
+import {useActivePlugin, useActiveDocContext} from "@docusaurus/plugin-content-docs/lib/client";
+
+export default function DocVersionBannerWrapper(props) {
+    const plugin = useActivePlugin();
+
+    if (plugin?.pluginId !== 'default' && useActiveDocContext(plugin.pluginId)?.activeVersion?.name !== 'current') { // deactivate banner for not default
+        // TODO: improve banner message with the next possible version
+        return null;
+    }
+    return (
+        <>
+            <DocVersionBanner {...props} />
+        </>
+    );
+}