docs: update roadmap

Author: hatamiarash7

README.md

@@ -262,6 +262,7 @@ D SELECT get_tranco_rank('cloudflare.com') as rank;
 - [ ] Save Tranco data as Parquet
 - [ ] Create Rank category for Tranco ( `top1k` , `top5k`, `top10k`, `top100k`, `top500k`, `top1m` )
 - [ ] Implement GeoIP functionality
+- [ ] Add new functions to work with IPs
 - [ ] Return default value for `get_tranco_rank`
 
 ## Contributing 🤝