You are not going to fix your diet at a gas station at 2am. The decision gets made the night before, at the counter, with a cooler open.
Pack four, not seven
Four containers covers a twelve hour shift. Two meals, two snacks. Anything more and you stop packing it by Wednesday.
Motivation fades. Structure lasts.
Protein first, every time
Hit protein and the rest of the day gets easier. Everything else is adjustment.