fix: allow node cabinet fallback when dashboard unavailable

apps/web/src/app/nodes/[nodeId]/page.tsx

@@ -27,17 +27,20 @@ export default function NodeCabinetPage() {
   const nodeId = params.nodeId as string;
   const nodeLabel = getNodeLabel(nodeId);
   
+  const dashboardEnabled = nodeId === 'node-1-hetzner-gex44';
+
   // Basic node profile from node_cache
   const { node: nodeProfile, isLoading: profileLoading, error: profileError } = useNodeProfile(nodeId);
   
   // Full dashboard (if available - currently only for NODE1)
   const { dashboard, isLoading: dashboardLoading, error: dashboardError, refresh, lastUpdated } = useNodeDashboard({
     refreshInterval: 30000,
-    enabled: nodeId === 'node-1-hetzner-gex44' // Only enable for NODE1
+    enabled: dashboardEnabled
   });
 
-  const isLoading = profileLoading || dashboardLoading;
-  const error = profileError || (dashboardError && nodeId === 'node-1-hetzner-gex44');
+  const isLoading = profileLoading || (dashboardEnabled && dashboardLoading);
+  const shouldShowError = (!!profileError && !nodeProfile) || (!nodeProfile && !dashboard);
+
   const isProduction = nodeProfile?.environment === 'production';
 
   if (isLoading && !nodeProfile && !dashboard) {
@@ -55,13 +58,13 @@ export default function NodeCabinetPage() {
     );
   }
 
-  if (error || (!nodeProfile && !dashboard)) {
+  if (shouldShowError) {
     return (
       <div className="min-h-screen bg-gradient-to-br from-slate-900 via-purple-900/20 to-slate-900 p-6">
         <div className="max-w-7xl mx-auto">
           <div className="bg-red-500/10 border border-red-500/20 rounded-2xl p-6 text-center">
             <p className="text-red-400 text-lg mb-2">Failed to load node</p>
-            <p className="text-white/50 mb-4">{(error as Error)?.message || 'Node not found'}</p>
+            <p className="text-white/50 mb-4">{profileError?.message || 'Node not found'}</p>
             <Link
               href="/nodes"
               className="px-4 py-2 bg-white/10 hover:bg-white/20 text-white rounded-lg transition-colors inline-block"
@@ -109,6 +112,12 @@ export default function NodeCabinetPage() {
             </div>
           </div>
           
+          {dashboardError && (
+            <div className="mb-6 bg-amber-500/10 border border-amber-500/20 text-amber-200 rounded-xl px-4 py-3 text-sm">
+              Детальний моніторинг тимчасово недоступний. Показано останній кешований профіль ноди.
+            </div>
+          )}
+          
           {/* Main Grid */}
           <div className="grid grid-cols-1 lg:grid-cols-3 gap-6">
             <div className="lg:col-span-2 space-y-6">