In order:

Use prisoners to do the labor

Crackdowns, secret police, and full on lavender scare shit

Drive them to crime then imprison them to use for labor

Why would they care? They’re planning to be in charge

Fascists do nothing but destroy their homes and neighbors. They will make everyone miserable and their plans will suck, but so long as they can stay angry, indignant, and targeting someone they don’t care that they just got their country turned to rubble.