By: Greg Pfeil <greg@technomadic.org>
Add `Traversable List` instance
| Time to Start | Worker time | Duration | Time to finish | |
| Config | 0s | 0s | 0s | 1s |
| Eval | 1s | 2m08s | 2m08s | 2m09s |
| Build | 2m09s | 18m43s | 7m30s | 9m40s |
| Test | - | - | - | - |
| Deploy | - | - | - | - |
| Suite | 0s | 20m52s | 9m40s | 9m40s |