I think the McDonald’s manager is a bit of a straw man here, insomuch as it is an edge case. It’s a class traitor job, much like being a cop is. Both are wage slaves tasked with disciplining other wage slaves.
Edit to add: Employers—from owners all the way down to McDonald’s managers—and cops & prison guards can’t join the IWW, but anyone else can: https://www.iww.org/membership/
Nazbols are cryptofascists; they’re anticommunist LARPing as communists. https://en.prolewiki.org/wiki/National_Bolshevism
They’re playing the same word salad game that the National Socialists did before them.