From 848f452648f7cbb2d6b5db91ddc611f6c98bc79e Mon Sep 17 00:00:00 2001
From: xiaoen <2768753269@qq.com>
Date: Sat, 7 Mar 2026 21:17:14 +0800
Subject: [PATCH] feat(session): add Close to SessionStore interface

Add Close() error to SessionStore so callers can release resources
through the interface. JSONLBackend already had Close; this adds
a no-op implementation to SessionManager for compatibility.
---
 pkg/session/manager.go       | 6 ++++++
 pkg/session/session_store.go | 1 +
 2 files changed, 7 insertions(+)

diff --git a/pkg/session/manager.go b/pkg/session/manager.go
index 08f0b0ad2..07f981df1 100644
--- a/pkg/session/manager.go
+++ b/pkg/session/manager.go
@@ -265,6 +265,12 @@ func (sm *SessionManager) loadSessions() error {
 	return nil
 }
 
+// Close is a no-op for the in-memory SessionManager; it satisfies the
+// SessionStore interface so callers can release resources uniformly.
+func (sm *SessionManager) Close() error {
+	return nil
+}
+
 // SetHistory updates the messages of a session.
 func (sm *SessionManager) SetHistory(key string, history []providers.Message) {
 	sm.mu.Lock()
diff --git a/pkg/session/session_store.go b/pkg/session/session_store.go
index 0396b49e2..177e58efe 100644
--- a/pkg/session/session_store.go
+++ b/pkg/session/session_store.go
@@ -15,4 +15,5 @@ type SessionStore interface {
 	SetHistory(key string, history []providers.Message)
 	TruncateHistory(key string, keepLast int)
 	Save(key string) error
+	Close() error
 }