Method isToolEnabled

src/tools/ToolManager.ts:141–144

* 检查工具是否启用

(toolName: string)

   * 检查工具是否启用
   */
  public isToolEnabled(toolName: string): boolean {
    const state = this.toolStates.get(toolName);
    return state?.enabled ?? false;
  }

  /**
   * 调用工具