I think what you need to fix is your head position if you have a tendency to good morning your squats. Don’t look down. Keep your gaze neutral or look a tiny bit up; whichever is more convenient for you. Be aggressive with driving up against the bar with your upper body. I think Vincepac1500 has the best looking squat among the active loggers on this forum and his form is worth looking at. Here’s an example-
Regarding programming- What programs have you run so far? If you self-programmed, what ideas did you typically follow?