You incorrectly mistake "no authority" for "didn't happen". Judges spank the executive branch for exceeding their authority fairly regularly, including in this case.

https://lawandcrime.com/high-profile/no-statutory-authority-...

> The court finds that neither OPM nor OMB have any statutory authority to terminate employees – aside from their own internal employees – "or to order other agencies to downsize" or to restructure other agencies. And, as far as the Elon Musk-led agency is concerned, the judge is withering: "As plaintiffs rightly note, DOGE 'has no statutory authority at all.'"

https://www.reuters.com/world/us/trump-scores-win-suit-chall...

> A judge on Tuesday declined to immediately block Elon Musk's government efficiency department from directing firings of federal workers or accessing databases, but said the case raises questions about Musk's apparent unchecked authority as a top deputy to President Donald Trump.