Update start and better volume names

templates/main/launch_progress.html

@@ -9,9 +9,9 @@
 
 {% block content %}
 {{ header(
-    title="Launching Instance",
-    description="Setting up your new DocuPulse instance",
-    icon="fa-rocket"
+    title=is_update and "Updating Instance" or "Launching Instance",
+    description=is_update and "Updating your DocuPulse instance with the latest version" or "Setting up your new DocuPulse instance",
+    icon="fa-arrow-up" if is_update else "fa-rocket"
 ) }}
 
 <div class="container-fluid">
@@ -78,6 +78,12 @@
 
     // Pass CSRF token to JavaScript
     window.csrfToken = '{{ csrf_token }}';
+    
+    // Pass update parameters if this is an update operation
+    window.isUpdate = {{ 'true' if is_update else 'false' }};
+    window.updateInstanceId = '{{ instance_id or "" }}';
+    window.updateRepoId = '{{ repo_id or "" }}';
+    window.updateBranch = '{{ branch or "" }}';
 </script>
 <script src="{{ url_for('static', filename='js/launch_progress.js') }}"></script>
 {% endblock %}