Feature: iterate and improve activity ratio

[jpmcb]

Type of feature

🍕 Feature

Current behavior

Followup to https://github.com/open-sauced/api/pull/523

---

Currently, activity ratios are calculated from a huge subset of the top 1000 starred repos on GitHub. The top 5% are ignored and the bottom 5% are ignored (and then normalized to 0-10). This ratio is then used with the activity of unique contributors (in the query to timescale) to generate an activity ratio that is returned in the data as health

For reference, this calculation was derived generally from:

Suggested solution

This isn't necessarily that we refactor this entirely, but rather, we should spend the time iterating and making sure this is of the highest standard it can possibly be.

Additional context

No response

Code of Conduct

• [X] I agree to follow this project's Code of Conduct

Contributing Docs

• [X] I agree to follow this project's Contribution Docs