Angular问题和“No'Access-Control-Allow-Origin'标题” - 使用OAuth 2，Passport，Express和Node

I have a web application that uses OAuth 2 running on Node. Using EJS templates I was able to properly create a workflow that prompts a user to login, authenticate, and then performs a "GetUser" GET command and dumps the output to the screen. Recently I have attempted to remove EJS and want to get AnguarJS working.I have a web application that uses OAuth 2 runn