Function sendMessage

src/llm/BaseLLM.ts:92–104

* 便捷方法：发送单条消息

(
    content: string,
    role: 'user' | 'system' = 'user',
    options?: Partial<LLMRequest>
  )

   * 便捷方法：发送单条消息
   */
  public async sendMessage(
    content: string,
    role: 'user' | 'system' = 'user',
    options?: Partial<LLMRequest>
  ): Promise<string> {
    const request: LLMRequest = {
      messages: [{ role, content }],
      ...options,
    };

    const response = await this.chat(request);
    return response.content;
  }

  /**
   * 便捷方法：多轮对话