By: Michael Lynch <git@mtlynch.io>
Document session manager contract Clarify the SessionManager interface with comments that describe what callers can expect from each method.
| Time to Start | Worker time | Duration | Time to finish | |
| Config | - | - | - | - |
| Eval | - | - | - | - |
| Build | - | - | - | - |
| Test | - | - | - | - |
| Deploy | - | - | - | - |
| Suite | - | - | - | - |