Merge branch 'feature/backups' into claude/production-system-image-smcxyr

# Conflicts:
#	tests/conftest.py
#	tests/dev_server.py
#	web/app.py
#	web/templates/vm_detail.html

web/templates/vm_detail.html

@@ -54,6 +54,7 @@
   <button type="button" data-tab="resources" role="tab">{{ icon('cpu', 'icon-sm') }}Ресурсы</button>
   <button type="button" data-tab="storage" role="tab">{{ icon('hard-drive', 'icon-sm') }}Диски и загрузка</button>
   <a href="/vm/{{ vm.name }}/snapshots">{{ icon('camera', 'icon-sm') }}Снимки</a>
+  <a href="/vm/{{ vm.name }}/backups" role="tab">{{ icon('database', 'icon-sm') }}Резервные копии</a>
   <button type="button" data-tab="expert" role="tab">{{ icon('terminal', 'icon-sm') }}Для специалистов</button>
 </nav>