How to use gitlab web ide

When I was using gitlab web ide version 15, I found that after entering the editing interface of the web ide, and then clicking Go to Project, that is, the button of project name in the upper left corner, and then accessing the address of the project will happen, but I do not know why。For example, I started using IP to access the project, and then after I clicked the Go to project button, I could not access the project, because my project is running in docker, and the address that directly accesses the container ID would appear, resulting in no access