Add link to spec changelog

Author: jspahrsummers

development/roadmap.mdx

@@ -5,7 +5,7 @@ description: Our plans for evolving Model Context Protocol
 
 <Info>Last updated: **2025-03-27**</Info>
 
-The Model Context Protocol is rapidly evolving. This page outlines our current thinking on key priorities and direction for approximately **the next six months**, though these may change significantly as the project develops.
+The Model Context Protocol is rapidly evolving. This page outlines our current thinking on key priorities and direction for approximately **the next six months**, though these may change significantly as the project develops. To see what's changed recently, check out the **[specification changelog](https://spec.modelcontextprotocol.io/specification/2025-03-26/changelog/)**.
 
 <Note>The ideas presented here are not commitments—we may solve these challenges differently than described, or some may not materialize at all. This is also not an _exhaustive_ list; we may incorporate work that isn't mentioned here.</Note>