You have to think they seriously misjudged Israel’s resolve. I think this won’t stop until the US tells Israel to stop. I agree, I don’t think Iran wants a war. They know it would be the end of their regime.
Israel has been incredibly successful at dismantling their enemies since 10/7. Iran's proxies f*cked around and found out...can't imagine that they will engage in all out war with Israel as that would be national suicide.