feat: add SnapshotVariables for releases and runbook snapshots#430

justin-newman wants to merge 2 commits into

OctopusDeploy:mainOctopusDeploy/go-octopusdeploy:mainfrom

justin-newman:feat/snapshot-variablesjustin-newman/go-octopusdeploy:feat/snapshot-variablesCopy head branch name to clipboard