docs: add entropy debugger links to documentation

- Add entropy debugger callout at the top of debug-callback-failures page
- Add entropy debugger link under Reference Material section

Co-Authored-By: Jayant Krishnamurthy <[email protected]>

Author: devin-ai-integration[bot]

pages/entropy/debug-callback-failures.mdx

@@ -2,6 +2,10 @@
 
 import { Callout } from "nextra/components";
 
+<Callout type="info" emoji="🔍">
+  **Quick Debug Tool**: Use the [Entropy Debugger](https://entropy-debugger.pyth.network/) to quickly diagnose and resolve callback issues.
+</Callout>
+
 This guide explains how to identify and resolve issues with the Entropy callback.
 The intended audience for this guide is developers who have made an Entropy random number request, but their application hasn't received a callback.
 

pages/entropy/index.mdx

@@ -15,3 +15,10 @@ Please see [How to Generate Random Numbers Using Pyth Entropy](entropy/generate-
 ## Additional Resources
 
 To learn more about how the protocol works, please see [Protocol Design](entropy/protocol-design).
+
+## Reference Material
+
+- [Protocol Design](entropy/protocol-design)
+- [Contract Addresses](entropy/contract-addresses)
+- [Error Codes](entropy/error-codes)
+- [Entropy Debugger](https://entropy-debugger.pyth.network/) - Interactive tool for diagnosing callback issues