Flock integration weirdness

[3KillerBs]

Sure thing. Here are the three pullets just above their "apartment" over the nest boxes. Even if I gently stuff them through the door to the run, they dash right back in and leap up to the upper areas.
View attachment 2850208

I'd need to see the entire coop and run to make better suggestions, but I can say this,

While corner roosts appeal to human ideas of aesthetics and efficiency, they're not practical for chickens because the 8-12" at the ends are too close to the wall for the chickens to sit comfortably.