Adding more links to supplementary information.

Author: Oxyjun

src/content/docs/d1/features/read-replication.mdx

@@ -212,4 +212,6 @@ There are some known limitations for D1 read replication.
 
 You may wish to refer to the following resources:
 
-- [Building D1: a Global Database](https://blog.cloudflare.com/building-d1-a-global-database/)
+- Blog: [Building D1: a Global Database](https://blog.cloudflare.com/building-d1-a-global-database/)
+- [D1 Sessions API documentation](/d1/worker-api/d1-database#withsession)
+- [Read replication demo application](/d1/demos/)