The environment pai runs in.
The home folder agents are found in.
OptionalmodelThe model --model asked for, if any.
OptionalonWhether a program is on PATH. Defaults to checking for real.
The shell startup file the key block goes in (shellRcFile).
What planSetup hands each agent's functions in SETUP_AGENTS.
Deprecated
Compatibility export. Use planSetup, applySetup, and restoreSetup for agent setup.