Harden app grid drop and keyboard routing

Ariver

2026-05-29 3fe86413f666f0a1ce8b8118dcfb303d0f1b5420

 Apptag/AppGridCollectionView.swift

@@ -252,9 +252,19 @@
    }
}

private final class AppGridScrollView: NSScrollView {
    override var acceptsFirstResponder: Bool { true }

    override func scrollWheel(with event: NSEvent) {
        window?.makeKeyAndOrderFront(nil)
        window?.orderFrontRegardless()
        super.scrollWheel(with: event)
    }
}

final class AppGridCollectionHostView: NSView, AppEmptyDropReceivingView {
    private let emptyDropTargetID = UUID()
    private let scrollView = NSScrollView()
    private let scrollView = AppGridScrollView()
    private let collectionView = NSCollectionView()
    private let gridLayout = AppGridContainerCollectionLayout()
    private weak var coordinator: AppGridCollectionView.Coordinator?