add example and links

docs/zkapps/o1js/offchain-storage.mdx

@@ -134,3 +134,13 @@ class MyContract extends SmartContract {
 ```
 
 Currently, Offchain storage types of Field support `field.get()` and `field.set(newValue)`, while maps support `map.get(key)` and `map.set(key, newValue)`.
+
+## Building a Smart Contract with Offchain Storage
+
+## Additional Resources
+
+This feature remains experimental, indicating that it is currently under active development. For further insight into its implementation, please refer to the following pull requests and examples on GitHub:
+
+- [Experimental Offchain Storage part 1](https://github.com/o1-labs/o1js/pull/1630)
+- [Experimental Offchain Storage part 2](https://github.com/o1-labs/o1js/pull/1652)
+- [An end-to-end example utilizing Offchain storage](https://github.com/o1-labs/o1js/blob/main/src/lib/mina/actions/offchain-contract.unit-test.ts)