Add links to changelogs

Author: juecd

docs.json

@@ -95,7 +95,8 @@
             "pages": [
               "info/concepts",
               "info/pricing",
-              "info/unikernels"
+              "info/unikernels",
+              "info/changelog"
             ]
           },
           {

info/changelog.mdx

@@ -0,0 +1,7 @@
+---
+title: "Changelog"
+---
+
+- [Node SDK](https://github.com/onkernel/kernel-node-sdk/blob/main/CHANGELOG.md)
+- [Python SDK](https://github.com/onkernel/kernel-python-sdk/blob/next/CHANGELOG.md)
+- [Go SDK](https://github.com/onkernel/kernel-go-sdk/blob/main/CHANGELOG.md)