Migrate off-topic names endpoint to FastAPI

[SebastiaanZ]

We want to migrate the off-topic names endpoint to FastApi, as it should be a fairly straightforward migration that serves as a proof of concept. It will also help us get used to the toolset that we're going to use.

• Current DRF view
• Current Django ORM model
• Current serialized
• Current tests

[Shivansh-007]

You can assign this to me, I can start working on this once #7 is mentioned.

[SebastiaanZ]

That's cool! I'm working on #7, which should be done somewhere over the next 7 days or so (maybe earlier).