[Draft]: Implements testing authentication login in e2e

[whg517]

During the login authentication process on the webui, you need to switch from the service page to the Idp, and then switch to the service page after the login or authorized login. You need to think about how to test this process. Because this procedure cannot verify the result with a simple curl command. Consider the alternatives first:

• Using the python network request library, simulate real human request behavior, and then assert the final page.
• TODO