improve: add version data to mock nodes and clean up storage display

- Add PVE and kernel version data to mock node generation
- Remove redundant total storage stats from node header rows in storage tab
- Simplify storage table layout by spanning node name across full row

frontend-modern/src/components/Storage/Storage.tsx

@@ -123,20 +123,6 @@ const Storage: Component = () => {
     // setSortDirection('asc');
   };
   
-  const getTotalByNode = (storages: StorageType[]) => {
-    const totals = { used: 0, total: 0, free: 0 };
-    storages.forEach(s => {
-      totals.used += s.used || 0;
-      totals.total += s.total || 0;
-      totals.free += s.free || 0;
-    });
-    return totals;
-  };
-  
-  const calculateOverallUsage = (storages: StorageType[]) => {
-    const totals = getTotalByNode(storages);
-    return totals.total > 0 ? (totals.used / totals.total * 100) : 0;
-  };
   
   // Handle keyboard shortcuts
   let searchInputRef: HTMLInputElement | undefined;
@@ -281,7 +267,7 @@ const Storage: Component = () => {
                       {/* Group Header */}
                       <Show when={viewMode() === 'node'}>
                         <tr class="bg-gray-50/50 dark:bg-gray-700/30">
-                          <td class="p-0.5 px-1.5 text-xs font-medium text-gray-600 dark:text-gray-400">
+                          <td class="p-0.5 px-1.5 text-xs font-medium text-gray-600 dark:text-gray-400" colspan="9">
                             <a 
                               href={nodeHostMap()[groupName] || (groupName.includes(':') ? `https://${groupName}` : `https://${groupName}:8006`)} 
                               target="_blank" 
@@ -292,13 +278,6 @@ const Storage: Component = () => {
                               {groupName}
                             </a>
                           </td>
-                          <td class="p-0.5 px-1.5 text-[10px] text-gray-500 dark:text-gray-400" colspan="8">
-                            {getTotalByNode(storages).total > 0 && (
-                              <span>
-                                {formatBytes(getTotalByNode(storages).used)} / {formatBytes(getTotalByNode(storages).total)} ({calculateOverallUsage(storages).toFixed(1)}%)
-                              </span>
-                            )}
-                          </td>
                         </tr>
                       </Show>
                       

internal/mock/generator.go

@@ -228,13 +228,25 @@ func generateNode(name string, highLoad bool, config MockConfig) models.Node {
 	coreCounts := []int{4, 8, 12, 16, 24, 32, 48, 64}
 	cores := coreCounts[rand.Intn(len(coreCounts))]
 	
+	// Generate realistic version information
+	pveVersions := []string{"8.2.4", "8.2.2", "8.1.10", "8.0.12", "7.4-18"}
+	kernelVersions := []string{
+		"6.8.12-1-pve", 
+		"6.8.8-2-pve", 
+		"6.5.13-5-pve", 
+		"6.2.16-20-pve",
+		"5.15.143-1-pve",
+	}
+	
 	return models.Node{
-		Name:     name,
-		Instance: "", // Set by generateNodes based on cluster/standalone
-		Type:     "pve",
-		Status:   "online",
-		Uptime:   int64(86400 * (1 + rand.Intn(30))), // 1-30 days
-		CPU:      cpu,
+		Name:          name,
+		Instance:      "", // Set by generateNodes based on cluster/standalone
+		Type:          "pve",
+		Status:        "online",
+		Uptime:        int64(86400 * (1 + rand.Intn(30))), // 1-30 days
+		CPU:           cpu,
+		PVEVersion:    pveVersions[rand.Intn(len(pveVersions))],
+		KernelVersion: kernelVersions[rand.Intn(len(kernelVersions))],
 		Memory: models.Memory{
 			Total: totalMem * 1024 * 1024 * 1024, // Convert to bytes
 			Used:  usedMem * 1024 * 1024 * 1024,