By: Michael Lynch <git@mtlynch.io>
Reject absolute relative media paths RelativePath values describe backend-relative locations, so paths that begin with a slash must fail validation instead of being accepted as absolute paths.
| Time to Start | Worker time | Duration | Time to finish | |
| Config | 2s | 11s | 11s | 13s |
| Eval | 10s | 4m32s | 4m32s | 4m43s |
| Build | 2m13s | 9m49s | 6m31s | 8m44s |
| Suite | 2s | 14m33s | 8m42s | 8m44s |