[BROKEN] Auto codespaces setup

[ckcollab]

A brief description of the purpose of the changes contained in this PR.

Automatically sets up github codespaces with nice configuration, for testing things quickly live in browser

Hand testing

• [ ] add checklist here

Checklist

• [ ] Code review by me
• [ ] New code covered by automated tests
• [ ] I'm proud of my work
• [ ] Code review by reviewer
• [ ] Hand tested by reviewer
• [ ] Ready to merge

[ckcollab]

Merging this in, in broken state... doesn't work perfect, but it's a good start and brings in nice backend vs frontend changes