Method saveConversation

src/context/storage/PersistentStore.ts:62–73

* 保存对话上下文

(sessionId: string, conversation: ConversationContext)

   * 保存对话上下文
   */
  async saveConversation(sessionId: string, conversation: ConversationContext): Promise<void> {
    try {
      const conversationPath = path.join(this.storagePath, 'conversations', `${sessionId}.json`);
      const data = {
        ...conversation,
        lastSaved: Date.now(),
      };
      await fs.writeFile(conversationPath, JSON.stringify(data, null, 2), 'utf-8');
    } catch (error) {
      console.warn(`警告：无法保存对话 ${sessionId}:`, error);
    }
  }

  /**
   * 加载对话上下文