如何在同一解决方案中将多个网站项目发布到一个文件夹？

I want to keep multiple web site projects in one solution and I want to publish them all together in one folder. What are the steps to do that? Can I publish the whole solution? I am guessing the solution is only a container that is holding different web site projects. I want to publish all these small web site projects into one place and I want to use a single page for the authentication for the whole application. How can I publish these multiple web sites at one location? Do I have to manage web.config?I want to keep multiple web site projects in on