Only support game urls with orientation as deep link

android/app/src/main/AndroidManifest.xml

@@ -64,8 +64,9 @@
                 <data android:pathPattern="/broadcast/.*/.*/........" />
                 <data android:pathPattern="/broadcast/.*/.*/......../........" />
 
-                <!-- Either game or challenge -->
-                <data android:pathPattern="/........" />
+                <!-- Game with pov -->
+                <data android:pathPattern="/......../black" />
+                <data android:pathPattern="/......../white" />
             </intent-filter>
         </activity>
         <!-- Don't delete the meta-data below.

lib/src/view/game/game_common_widgets.dart

@@ -135,7 +135,7 @@ List<Widget> makeFinishedGameShareMenuItemButtons(
     MenuItemButton(
       leadingIcon: const PlatformShareIcon(),
       onPressed: () {
-        launchShareDialog(context, uri: lichessUri('/$gameId'));
+        launchShareDialog(context, uri: lichessUri('/$gameId/${orientation.name}'));
       },
       child: Text(context.l10n.mobileShareGameURL),
     ),

lib/src/view/game/game_list_tile.dart

@@ -309,7 +309,7 @@ class GameContextMenu extends ConsumerWidget {
         if (!isTabletOrLarger(context)) ...[
           BottomSheetContextMenuAction(
             onPressed: () {
-              launchShareDialog(context, uri: lichessUri('/${game.id}'));
+              launchShareDialog(context, uri: lichessUri('/${game.id}/${orientation.name}'));
             },
             icon:
                 Theme.of(context).platform == TargetPlatform.iOS