The attack should be against the Mullahs and the top command. Massive leader death will be more effective than trying to stop production.
The attack is assumed to be by air but it might have a ground component as well. Death of many people will be more effective than death of stuff
The mullah’s in power are relative moderates compared to the Iranian Guards that would replace them, that believe the Imam will only come back if there is world war.
You don’t realize how deep the Armageddon jihadist nut cases are in Iran. There is already two military systems, the government and the Revolutionary Guards.
Killing the government leaders puts the Guards fully in charge and they are already running most of the nuke program.