It's still not government censorship. It wasn't mandated, and the businesses did monitor and delete posts. So the businesses did the censoring, and they were never mandated to.
Technically, there was never a social distancing, mask or any other mandate. They were strongly recommended, but never legally had any teeth. So nope, no mandates at the federal level.
There's plenty of data stating they were beneficial. Not that you would care though.
Yes, if anything, they didn't press hard enough.