added support for container Backup

frontend/src/components/VMDetail.jsx

@@ -90,6 +90,7 @@ export function VMDetail({ jobs, onBack, onChanged, vm }) {
           </button>
           <div className="flex items-center gap-3">
             <h1 className="text-2xl font-semibold text-zinc-100">{vm.name}</h1>
+            <span className="rounded-md border border-zinc-800 px-2 py-1 text-xs text-zinc-300">{vm.type === 'container' ? 'Container' : 'VM'}</span>
             <span className="rounded-md border border-zinc-800 px-2 py-1 text-xs text-zinc-300">{vm.status || 'Unknown'}</span>
           </div>
           <p className="mt-2 text-sm text-zinc-500">Node: {vm.nodeName || '-'}</p>
@@ -118,7 +119,13 @@ export function VMDetail({ jobs, onBack, onChanged, vm }) {
       <SnapshotTable
         snapshots={snapshots}
         onInspect={inspectSnapshot}
-        onRestore={(snapshot) => setSelectedSnapshot(snapshot)}
+        onRestore={(snapshot) => {
+          if (vm.type === 'container') {
+            setError('Container restore is not implemented yet. Backups are available, restore needs a safe zfs receive workflow.');
+            return;
+          }
+          setSelectedSnapshot(snapshot);
+        }}
       />
       <SnapshotFilesPanel
         files={snapshotFiles}