add ability for non admins to add new traction, pending approval. Various QoL updates

lib/components/pages/profile.dart

@@ -363,6 +363,18 @@ class _ProfilePageState extends State<ProfilePage> {
 
     return Scaffold(
       appBar: AppBar(
+        leading: IconButton(
+          icon: const Icon(Icons.arrow_back),
+          onPressed: () {
+            final nav = Navigator.of(context);
+            if (nav.canPop()) {
+              nav.maybePop();
+            } else {
+              context.go('/more');
+            }
+          },
+          tooltip: 'Back',
+        ),
         title: const Text('Profile'),
       ),
       body: RefreshIndicator(