Add article on rollup interoperability to bridges page

Added a deep dive that focuses on newer designs that enable interoperability between Ethereum rollups (e.g., intent bridging and keystore rollups) to the further reading section

Author: emmanuel-awosika

public/content/developers/docs/bridges/index.md

@@ -127,6 +127,7 @@ To monitor contract activity across chains, developers can use subgraphs and dev
 - [The Interoperability Trilemma](https://blog.connext.network/the-interoperability-trilemma-657c2cf69f17) Oct 1, 2021 – Arjun Bhuptani
 - [Clusters: How Trusted & Trust-Minimized Bridges Shape the Multi-Chain Landscape](https://blog.celestia.org/clusters/) Oct 4, 2021 – Mustafa Al-Bassam
 - [LI.FI: With Bridges, Trust is a Spectrum](https://blog.li.fi/li-fi-with-bridges-trust-is-a-spectrum-354cd5a1a6d8) Apr 28, 2022 – Arjun Chand
+- [The State Of Rollup Interoperability Solutions](https://research.2077.xyz/the-state-of-rollup-interoperability) – June 20, 2024
 
 Additionally, here are some insightful presentations by [James Prestwich](https://twitter.com/_prestwich) that can help develop a deeper understanding of bridges: