CHANGELOG: add entry for patch 1584

Author: dannywillems

CHANGELOG.md

@@ -23,6 +23,11 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
   structure, application logic, reward distribution, fee transfers, account
   creation, and comprehensive testing
   ([#1582](https://github.com/o1-labs/mina-rust/pull/1582))
+- **Website**: add fee transfer transaction documentation covering single and
+  double transfers, token constraints, account creation handling, and
+  comprehensive testing examples. Update OCaml references to new structured
+  format with commit hashes and verification dates
+  ([#1584](https://github.com/o1-labs/mina-rust/pull/1584))
 - **CI**: Add validation workflows for block producer nodes infrastructure,
   including connectivity and API capability testing similar to plain nodes
   ([#1571](https://github.com/o1-labs/mina-rust/pull/1571))