Your question is Optimizing SwiftUI Image Grids. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
How would you optimize a LazyVGrid or List in SwiftUI when it needs to display many high-resolution images? Walk through what you would measure, what you would change in the rendering pipeline, and how you would avoid memory and scrolling issues.