Database Operation Keyword "Query.contains()"

        databaseId: Common.dataBasesId,
        collectionId: Common.collectionStoryTellerId,
        queries: [
          Query.orderDesc('\$createdAt'),
          Query.limit(500),
          // Query.equal("userId", userId),
          Query.contains("userId", ['${userModel.following}']),
        ],
      );

  return doc.documents;

Developers want to retrieve posts from users they are following using the `Query.contains()` method, but the current code is not working as expected. The `Query.contains()` method is typically used for checking if a value is present in an array. Instead of passing `['${userModel.following}']`, the developer should directly pass `userModel.following` in the method, as it's already an array. Revised code: ``` DocumentList doc = await _db.listDocuments( databaseId: Common.dataBasesId, collectionId: Common.collectionStoryTellerId, queries: [