Revert "Add yet-another-react-lightbox package and update .gitignore to exclude node_modules"

This reverts commit c92f4a5edd.

frontend/node_modules/react-dnd-html5-backend/dist/index.js

@@ -0,0 +1,9 @@
+import { HTML5BackendImpl } from './HTML5BackendImpl.js';
+import * as _NativeTypes from './NativeTypes.js';
+export { getEmptyImage } from './getEmptyImage.js';
+export { _NativeTypes as NativeTypes };
+export const HTML5Backend = function createBackend(manager, context, options) {
+    return new HTML5BackendImpl(manager, context, options);
+};
+
+//# sourceMappingURL=index.js.map