Update README.md

alexcheng1982 · alexcheng1982 · commit d83aca54a319 · 2026-01-02T17:17:22.000+13:00
diff --git a/README.md b/README.md
@@ -6,4 +6,6 @@ Extra Library for Google Agent Development Kit
 
 - File based session service
 - File based artifact service
-- Spring AI Vector Store based memory service
+- Spring AI Vector Store based memory service
+- Callbacks
+    - Context state injection
