feat: migrate to nox, run tests in parallel, revamp test infra
#89
| Job | Run time |
|---|---|
| 38s | |
| 40s | |
| 36s | |
| 48s | |
| 15m 3s | |
| 14m 55s | |
| 42s | |
| 50s | |
| 58s | |
| 51s | |
| 1m 47s | |
| 2m 38s | |
| 24s | |
| 22s | |
| 22s | |
| 30s | |
| 13s | |
| 14s | |
| 55s | |
| 59s | |
| 55s | |
| 1m 3s | |
| 7m 11s | |
| 53m 34s |