Fix ViewShot dropping frames and stickers on Android by grouping all layers into a single composited parent View

src/components/FrameOverlay.tsx

@@ -19,6 +19,7 @@ export default function FrameOverlay({ frameAsset }: FrameOverlayProps) {
         source={frameAsset}
         style={styles.frameImage}
         resizeMode="cover"
+        fadeDuration={0}
       />
     </View>
   );

src/screens/PreviewScreen.tsx

@@ -445,6 +445,7 @@ export default function PreviewScreen({
           style={styles.viewShotContainer}
           collapsable={false}
         >
+          <View style={StyleSheet.absoluteFill} collapsable={false}>
             {renderCollageView()}
 
             {/* Frame Overlay */}
@@ -470,6 +471,7 @@ export default function PreviewScreen({
                 onUpdate={handleStickerUpdate}
               />
             ))}
+          </View>
         </ViewShot>
 
         {/* Sticker Tray (outside ViewShot — not captured) */}