fix: move mobile nav outside main for fixed positioning, add container scripts

- Dashboard.vue: move DashboardMobileNav outside <main> so position:fixed
  isn't broken by will-change:transform on the perspective container
- Add container-specs.sh and reconcile-containers.sh utility scripts

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

neode-ui/src/views/Dashboard.vue

@@ -75,9 +75,6 @@
       <!-- Connection Status Banners -->
       <ConnectionBanner />
 
-      <!-- Persistent Mobile Tabs + Bottom Tab Bar -->
-      <DashboardMobileNav ref="mobileNavRef" :show-zoom-in="showZoomIn" />
-
       <div class="perspective-container-wrapper glass-piece" :class="{ 'glass-throw-content': showZoomIn && !isHomeRoute }">
         <div class="perspective-container">
           <RouterView v-slot="{ Component, route }">
@@ -118,6 +115,9 @@
       </Transition>
     </main>
 
+    <!-- Persistent Mobile Tabs + Bottom Tab Bar — outside <main> so position:fixed isn't broken by will-change:transform -->
+    <DashboardMobileNav ref="mobileNavRef" :show-zoom-in="showZoomIn" />
+
     <!-- Health Notifications Toast -->
     <HealthNotifications />
   </div>