#!/usr/bin/env bash
# rollback.sh — Rollback zulip-platform-plugins to previous tag
# Usage: ./rollback.sh <previous-tag> [--ct=<agent>]
set -euo pipefail

TAG="${1:-}"
SINGLE_CT=""

for arg in "$@"; do
  case "$arg" in
    --ct=*) SINGLE_CT="${arg#--ct=}" ;;
  esac
done

if [[ -z "$TAG" ]]; then
  echo "Usage: $0 <previous-tag> [--ct=<agent>]"
  echo "Example: $0 v0.9.0 --ct=abiba"
  exit 1
fi

echo "Rolling back to $TAG..."
./scripts/deploy.sh --ct="${SINGLE_CT:-all}" "$TAG"