Method addSystemMessage

src/agent/ContextComponent.ts:230–234

* 添加系统消息

(content: string, metadata?: Record<string, any>)

   * 添加系统消息
   */
  public async addSystemMessage(content: string, metadata?: Record<string, any>): Promise<void> {
    this.ensureReady();
    await this.contextManager!.addMessage('system', content, metadata);
    this.log(`添加系统消息: ${content.substring(0, 50)}...`);
  }

  /**
   * 添加工具调用记录