#!/usr/bin/env bashset -euo pipefail PREV_TAG=${1:?"pass previous release tag (e.g. v0.1.0)"}CUR_TAG=${2:?"pass current release tag (e.g. v0.1.1)"} PREV_VER=${PREV_TAG#v}CUR_VER=${CUR_TAG#v}APP_NAME="CodexBar" ZIP_URL="https://github.com/steipete/CodexBar/releases/download/${PREV_TAG}/${APP_NAME}-macos-universal-${PREV_VER}.zip"TMP_DIR=$(mktemp -d /tmp/codexbar-live.XXXX)trap 'rm -rf "$TMP_DIR"' EXIT echo "Downloading previous release $PREV_TAG from $ZIP_URL"curl --fail --location --output "$TMP_DIR/prev.zip" "$ZIP_URL" echo "Installing previous release to /Applications/${APP_NAME}.app"osascript -e 'tell application "CodexBar" to quit' >/dev/null 2>&1 || truefor _ in {1..20}; do  pgrep -x "$APP_NAME" >/dev/null || break  sleep 0.25doneif pgrep -x "$APP_NAME" >/dev/null; then  echo "ERROR: ${APP_NAME} did not quit before replacement." >&2  exit 1firm -rf /Applications/${APP_NAME}.appditto -x -k "$TMP_DIR/prev.zip" "$TMP_DIR"ditto "$TMP_DIR/${APP_NAME}.app" /Applications/${APP_NAME}.app echo "Launching previous build…"open -n /Applications/${APP_NAME}.appsleep 4 cat <<'MSG'Manual step: trigger "Check for Updates…" in the app and install the update.Expect to land on the newly released version. When done, confirm below.MSG read -rp "Did the update succeed from ${PREV_TAG} to ${CUR_TAG}? (y/N) " answerif [[ ! "$answer" =~ ^[Yy]$ ]]; then  echo "Live update test NOT confirmed; failing per RUN_SPARKLE_UPDATE_TEST." >&2  exit 1fi installed_ver=$(/usr/libexec/PlistBuddy -c 'Print :CFBundleShortVersionString' \  "/Applications/${APP_NAME}.app/Contents/Info.plist")if [[ "$installed_ver" != "$CUR_VER" ]]; then  echo "Live update reported success but installed ${installed_ver}; expected ${CUR_VER}." >&2  exit 1fi echo "Live update test confirmed."