✨ feat: Add server Dockerfile

[wanjohiryan]

Description

What(what issue does this code solve/what feature does it add):

We are adding the Dockerfile with all the scripts and programs to run our games in.

How(how does it solve it):

1. Add serverDockerfile which contains all the docker code.
2. Add .scripts folder where we will store all the scripts; for example in our case, where proton installation script will reside.

Required Checklist:

• [ ] I have added any necessary documentation and comments in my code (where appropriate)
• [ ] I have added tests to make sure my code runs in all contexts

Further comments