Earlier quoted context omitted.
There is still lots of evidence that Iran started enriching uranium towards weapons grade over the past decade. https://www.bbc.com/news/world-middle-east-64810145 Largely a legacy of Trump's sanctions failing to get a nuclear deal the first term and back firing. You'd have to be naive to think they don't want a bomb in the first place before that though. Saddam played the same game where they pretended they just wan…
The best way to thread the needle I can see was that maintaining highly enriched uranium was a deterrance/bargaining strategy. Doesn't break the fatwa but sends a message. Obviously it wasn't successful, they should have either built a bomb or not bothered, in hindsight.
The JCPOA obviated the need for a nuke. It was a reasonable assumption that the US would honor its side of the agreement under the doctrine of continuity. Even in hindsight, you cannot have productive diplomacy without good faith