#!/usr/bin/env bash
set -euo pipefail
TARGET="${1:?target version required}"
cd "${AIOS_GITOPS_WORKSPACE:-/data/aios-gitops/workspace}"
git fetch --all --tags || true
git checkout "$TARGET"
if systemctl list-unit-files | grep -q aios-gitops-model-api.service; then systemctl restart aios-gitops-model-api.service; fi
echo "ROLLBACK_OK target=$TARGET"