@Ikat0 @JMFischer @DavidElfstrom @Poppendieck @BlueairUS There is a "mini CR" that doesn't look hard at all and might satisfy your space requirements. It's probably less effective but better than nothing.
@Ikat0 @JMFischer @DavidElfstrom @Poppendieck @BlueairUS 有一个“迷你 CR”，看起来一点也不难，可能会满足您的空间要求。它可能不太有效，但总比没有好。