@MaxSupernova 4 sets of 10 is plenty. if you weren't feeling ruined after that I'd recommend to move more weight each rep.
You're doing fine: you don't need Random Internet Stranger to tell you that :)
@MaxSupernova impressive :) Anytime the gym is closed there's always exercises to do at home (I should know - i'm doing a grand total of none of those exercises right now) :) Pistol squats are particularly challenging.
all the best getting those numbers back up - you'll get there