some fixes

Sources/Shared/Models/VideoNoteRotationPolicy.swift

@@ -0,0 +1,47 @@
+import CoreGraphics
+
+#if os(iOS)
+    import UIKit
+#endif
+
+/// Clockwise rotation, in degrees, applied to the video-note capture so the
+/// recorded QuickTime track plays upright. The camera sensor is
+/// landscape-native: per Apple's videoOrientation<->videoRotationAngle
+/// equivalence a portrait recording needs a 90-degree clockwise rotation
+/// (a QuickTime track matrix), never 0 — 0 leaves the circle sideways.
+enum VideoNoteRotationPolicy {
+    enum InterfaceOrientation: Equatable, Sendable {
+        case portrait
+        case portraitUpsideDown
+        case landscapeLeft
+        case landscapeRight
+    }
+
+    static func angle(for orientation: InterfaceOrientation) -> CGFloat {
+        switch orientation {
+        case .portrait: return 90
+        case .portraitUpsideDown: return 270
+        case .landscapeLeft: return 180
+        case .landscapeRight: return 0
+        }
+    }
+
+    #if os(iOS)
+        /// The orientation of the interface the user actually sees. The device
+        /// sensor (UIDevice.current.orientation) can report landscape or
+        /// face-up while the app stays portrait, which is exactly how a
+        /// portrait circle ended up encoded sideways.
+        static var currentInterfaceOrientation: InterfaceOrientation {
+            let orientation = UIApplication.shared.connectedScenes
+                .compactMap { $0 as? UIWindowScene }
+                .first { $0.activationState == .foregroundActive }?
+                .interfaceOrientation
+            switch orientation {
+            case .portraitUpsideDown: return .portraitUpsideDown
+            case .landscapeLeft: return .landscapeLeft
+            case .landscapeRight: return .landscapeRight
+            default: return .portrait
+            }
+        }
+    #endif
+}