If you haven’t so far, you may want to vote for the newest feature request:
But one thing always stays in the realm of you, the users. Make backups of your work, do it as often as possible! It must not be Krita it is enough if an excavator cuts the power line or a car/truck rams into a transformer box / transformer house on the side of the road because of an accident. If you don’t have an uninterruptible power supply, and most don’t have one, your work is gone too.