By: Michael Lynch <git@mtlynch.io>
Rename image upload handler Match the slice-2.5 handler name by renaming uploadPost to uploadImagePost.
| Time to Start | Worker time | Duration | Time to finish | |
| Config | 2s | 9s | 9s | 12s |
| Eval | 9s | 50s | 50s | 1m00s |
| Build | 15s | 9m08s | 1m29s | 1m44s |
| Suite | 2s | 10m08s | 1m42s | 1m44s |