of course they went along with it. all of the chaos created with all those firings and resignations over the course of 4 years - and especially in the first year - opened up a LOT of openings. and the requirement for those openings, like in the mob, was loyalty to the mob boss.
but that's not the biggest issue. the biggest issue is that many of those people are still in place. C level may be replaced with biden people - but the purge went well beyond C level, and government is filled with these people.
just take a look at the post office.