$ umask 077 && SCRIPT_DIR="$(mktemp -d)" && \
>   SCRIPT="$SCRIPT_DIR/compare-room-lifecycles.mjs" && \
>   trap 'rm -r -- "$SCRIPT_DIR"' EXIT && \
>   curl -fsS https://zkdeal.org/blog/tutorials/compare-room-lifecycles.mjs -o "$SCRIPT"
$ printf '%s  %s\n' bcc7bb3d89a0d2af3fafa43c69f54b46277f84216fa386d0c7dd12f95debcc00 "$SCRIPT" | \
>   sha256sum --check --status && printf '%s\n' 'lifecycle driver: OK'
lifecycle driver: OK
$ API=http://127.0.0.1:3100 && \
>   test "$(curl -fsS "$API/demo/v1/system" | jq -r .decision)" = READY
$ node "$SCRIPT" "$API" | jq -e -c \
>   'select(.decision == "ROOM_LIFECYCLES_COMPARED" and \
>     .oneShot.checkpoints == 1 and .oneShot.phase == "CLOSED" and \
>     .oneShot.laterActionRejected == true and \
>     .longRunning.checkpoints == 2 and \
>     .longRunning.checkpointSequences == [1,2] and \
>     .longRunning.phase == "L1_FINALIZED" and \
>     .longRunning.reopenedAfterSecondCheckpoint == true and \
>     .longRunning.pendingActions == 0)'
{"decision":"ROOM_LIFECYCLES_COMPARED","oneShot":{"preset":"auction","checkpoints":1,"phase":"CLOSED","laterActionRejected":true},"longRunning":{"preset":"shop","checkpoints":2,"checkpointSequences":[1,2],"phase":"L1_FINALIZED","reopenedAfterSecondCheckpoint":true,"pendingActions":0}}
$ rm -r -- "$SCRIPT_DIR" && trap - EXIT && unset SCRIPT_DIR SCRIPT API