docs: add release-note fragment for PR llm-d#1244 (llm-d#1329)

llm-d-router-release-notes[bot] · web-flow · commit 91e212fb9e30 · 2026-05-26T01:08:47.000-07:00
Signed-off-by: llm-d-router-release-notes[bot] &lt;287676111+llm-d-router-release-notes[bot]@users.noreply.github.com&gt;
Co-authored-by: llm-d-router-release-notes[bot] &lt;287676111+llm-d-router-release-notes[bot]@users.noreply.github.com&gt;
diff --git a/release-notes.d/unreleased/1244.md b/release-notes.d/unreleased/1244.md
@@ -0,0 +1,7 @@
+---
+pr: 1244
+url: https://github.com/llm-d/llm-d-router/pull/1244
+author: D-Sai-Venkatesh
+date: 2026-05-26
+---
+Add `agent-identity` plugin that derives `FairnessID` from agent session headers (Claude Code, OpenCode, Codex).
