CHANGELOG: add description for patch !1430

Author: dannywillems

CHANGELOG.md

@@ -7,11 +7,20 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## Unreleased
 
+### Added
+
+- **Website**: add o1Labs infrastructure entry, describing the nodes managed by
+  o1Labs, including seed and plain nodes
+  ([#1430](https://github.com/o1-labs/mina-rust/pull/1430)). The infrastructure
+  is tested accordingly in the CI at every push.
 ### Changed
 
 - **CI**: Update CI to test on specific macOS versions (13, 14, 15) instead of
   only macos-latest, providing better coverage across macOS versions that
   developers are using ([#1421](https://github.com/o1-labs/mina-rust/pull/1421))
+- **Website**: update GraphQL API page by extracting all endpoints and run it in
+  CI, at every push, with the o1Labs managed plain nodes
+  ([#1421](https://github.com/o1-labs/mina-rust/pull/1421)).
 
 ## v0.17.0