Add onSecondaryTap to MeshCard and fix right-click on message text bubbles

lib/screens/channels_screen.dart

@@ -429,16 +429,15 @@ class _ChannelsScreenState extends State<ChannelsScreen>
           channelMessageStore,
           channel,
         ),
-        child: GestureDetector(
-          onSecondaryTapUp: PlatformInfo.isDesktop
-              ? (_) => _showChannelActions(
-                  this.context,
-                  connector,
-                  channelMessageStore,
-                  channel,
-                )
-              : null,
-          child: Row(
+        onSecondaryTap: PlatformInfo.isDesktop
+            ? () => _showChannelActions(
+                this.context,
+                connector,
+                channelMessageStore,
+                channel,
+              )
+            : null,
+        child: Row(
             crossAxisAlignment: CrossAxisAlignment.center,
             children: [
               // Leading avatar with optional community badge
@@ -566,7 +565,6 @@ class _ChannelsScreenState extends State<ChannelsScreen>
             ],
           ),
         ),
-      ),
     );
   }
 

lib/screens/discovery_screen.dart

@@ -147,13 +147,6 @@ class _DiscoveryScreenState extends State<DiscoveryScreen> {
                           connector,
                           index,
                         );
-                        if (PlatformInfo.isDesktop) {
-                          return GestureDetector(
-                            onSecondaryTapUp: (_) =>
-                                _showContactContextMenu(contact, connector),
-                            child: tile,
-                          );
-                        }
                         return tile;
                       },
                     ),
@@ -204,6 +197,9 @@ class _DiscoveryScreenState extends State<DiscoveryScreen> {
           }
         },
         onLongPress: () => _showContactContextMenu(contact, connector),
+        onSecondaryTap: PlatformInfo.isDesktop
+            ? () => _showContactContextMenu(contact, connector)
+            : null,
         padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 10),
         child: Row(
           children: [

lib/widgets/mesh_ui.dart

@@ -50,6 +50,7 @@ class MeshCard extends StatelessWidget {
   final Widget child;
   final VoidCallback? onTap;
   final VoidCallback? onLongPress;
+  final VoidCallback? onSecondaryTap;
   final EdgeInsetsGeometry padding;
   final EdgeInsetsGeometry margin;
   final Color? color;
@@ -61,6 +62,7 @@ class MeshCard extends StatelessWidget {
     required this.child,
     this.onTap,
     this.onLongPress,
+    this.onSecondaryTap,
     this.padding = const EdgeInsets.all(14),
     this.margin = const EdgeInsets.symmetric(horizontal: 16, vertical: 4),
     this.color,
@@ -89,6 +91,7 @@ class MeshCard extends StatelessWidget {
                   HapticFeedback.selectionClick();
                   onLongPress!();
                 },
+          onSecondaryTap: onSecondaryTap,
           child: Padding(padding: padding, child: child),
         ),
       ),