Replace Axios with Fetch

[AdamFipke]

I mean this is pretty much done maybe but it just needs a lot more testing

Description

Please include a summary of the change and which issue is fixed.
Please also include relevant motivation and context.
List any dependencies that are required for this change.

Closes #94

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update
• This requires a run of yarn install

How Has This Been Tested?

Please describe how you tested this PR (both manually and with tests)
Provide instructions so we can reproduce.

• Test A
• Test B

Checklist:

• I have performed a self-review of my own code
• I have commented my code where needed
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes
• Any work that this PR is dependent on has been merged into the main branch
• Any UI changes have been checked to work on desktop, tablet, and mobile