docs: add docker hub info into readme

README.md

@@ -147,3 +147,19 @@ pg_dump -U root -h localhost cslant_blog >> /docker-entrypoint-initdb.d/cslant_b
 ```bash
 psql -U root -h localhost cslant_blog < /docker-entrypoint-initdb.d/cslant_blog.sql
 ```
+
+## Docker Hub
+
+[CSlant Docker Hub](https://hub.docker.com/r/cslant)
+
+In this docker repository, we have the following images:
+
+- [cslant/blog-php](https://hub.docker.com/r/cslant/blog-php)
+- [cslant/blog-worker](https://hub.docker.com/r/cslant/blog-worker)
+- [cslant/blog-node](https://hub.docker.com/r/cslant/blog-node)
+
+---
+
+## License
+
+This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.