fix(bin): isolate process-event runners into their own session and report runner deaths - #5676

fix(bin): isolate process-event runners into their own session and report runner deaths#5676

Courtneyezra wants to merge 4 commits into

kunchenguid:mainkunchenguid/firstmate:mainfrom

Courtneyezra:fm/fm-procevent-no-setsidCourtneyezra/firstmate:fm/fm-procevent-no-setsidCopy head branch name to clipboard