Method unregisterTool

src/tools/ToolManager.ts:88–100

* 注销工具

(toolName: string)

   * 注销工具
   */
  public unregisterTool(toolName: string): boolean {
    const existed = this.tools.has(toolName);

    if (existed) {
      this.tools.delete(toolName);
      this.toolStates.delete(toolName);

      this.log(`工具 "${toolName}" 已注销`);
      this.emit('toolUnregistered', { toolName });
    }

    return existed;
  }

  /**
   * 获取所有已注册的工具