Update start and better volume names

routes/main.py

@@ -774,6 +774,32 @@ def init_routes(main_bp):
         
         return render_template('main/instance_detail.html', instance=instance)
 
+    @main_bp.route('/api/instances/<int:instance_id>')
+    @login_required
+    @require_password_change
+    def get_instance_data(instance_id):
+        if not os.environ.get('MASTER', 'false').lower() == 'true':
+            return jsonify({'error': 'Unauthorized'}), 403
+        
+        instance = Instance.query.get_or_404(instance_id)
+        
+        return jsonify({
+            'success': True,
+            'instance': {
+                'id': instance.id,
+                'name': instance.name,
+                'company': instance.company,
+                'main_url': instance.main_url,
+                'status': instance.status,
+                'payment_plan': instance.payment_plan,
+                'portainer_stack_id': instance.portainer_stack_id,
+                'portainer_stack_name': instance.portainer_stack_name,
+                'deployed_version': instance.deployed_version,
+                'deployed_branch': instance.deployed_branch,
+                'connection_token': instance.connection_token
+            }
+        })
+
     @main_bp.route('/instances/<int:instance_id>/auth-status')
     @login_required
     @require_password_change
@@ -2139,6 +2165,12 @@ def init_routes(main_bp):
             flash('This page is only available in master instances.', 'error')
             return redirect(url_for('main.dashboard'))
         
+        # Get update parameters if this is an update operation
+        is_update = request.args.get('update', 'false').lower() == 'true'
+        instance_id = request.args.get('instance_id')
+        repo_id = request.args.get('repo')
+        branch = request.args.get('branch')
+        
         # Get NGINX settings
         nginx_settings = KeyValueSettings.get_value('nginx_settings')
         # Get Portainer settings
@@ -2149,7 +2181,11 @@ def init_routes(main_bp):
         return render_template('main/launch_progress.html', 
                              nginx_settings=nginx_settings,
                              portainer_settings=portainer_settings,
-                             cloudflare_settings=cloudflare_settings)
+                             cloudflare_settings=cloudflare_settings,
+                             is_update=is_update,
+                             instance_id=instance_id,
+                             repo_id=repo_id,
+                             branch=branch)
 
     @main_bp.route('/api/check-dns', methods=['POST'])
     @login_required