added monaco code to public js folder and removed cdn

public/js/monaco/esm/vs/base/browser/dnd.js

@@ -0,0 +1,26 @@
+import { Mimes } from '../common/mime.js';
+// Common data transfers
+export const DataTransfers = {
+    /**
+     * Application specific resource transfer type
+     */
+    RESOURCES: 'ResourceURLs',
+    /**
+     * Browser specific transfer type to download
+     */
+    DOWNLOAD_URL: 'DownloadURL',
+    /**
+     * Browser specific transfer type for files
+     */
+    FILES: 'Files',
+    /**
+     * Typically transfer type for copy/paste transfers.
+     */
+    TEXT: Mimes.text,
+    /**
+     * Internal type used to pass around text/uri-list data.
+     *
+     * This is needed to work around https://bugs.chromium.org/p/chromium/issues/detail?id=239745.
+     */
+    INTERNAL_URI_LIST: 'application/vnd.code.uri-list',
+};