Add accent colour picker, fix empty user card when accepting friend request, add button to transfer allocations

lib/components/pages/profile.dart

@@ -127,6 +127,9 @@ class _ProfilePageState extends State<ProfilePage> {
           );
       if (!mounted) return;
       setState(() => _status = status);
+      final data = context.read<DataService>();
+      await data.fetchFriendships();
+      await data.fetchPendingFriendships();
       _showSnack('Friend request sent');
     } catch (e) {
       _showSnack('Failed to send request: $e');
@@ -159,6 +162,7 @@ class _ProfilePageState extends State<ProfilePage> {
       final updated = await context.read<DataService>().acceptFriendship(id);
       if (!mounted) return;
       setState(() => _status = updated);
+      await context.read<DataService>().fetchFriendships();
       _showSnack('Friend request accepted');
     } catch (e) {
       _showSnack('Failed to accept: $e');
@@ -175,6 +179,7 @@ class _ProfilePageState extends State<ProfilePage> {
       final updated = await context.read<DataService>().rejectFriendship(id);
       if (!mounted) return;
       setState(() => _status = updated);
+      await context.read<DataService>().fetchPendingFriendships();
       _showSnack('Friend request rejected');
     } catch (e) {
       _showSnack('Failed to reject: $e');