[修复] 节点类型字段名不匹配：前端 type 改为 node_type 对齐后端 JSON tag

openflare_server/web/features/nodes/components/nodes-page.tsx

@@ -314,7 +314,7 @@ export function NodesPage() {
                               <p className="font-medium text-[var(--foreground-primary)]">
                                 {node.name}
                               </p>
-                              {node.type === 'tunnel_relay' ? (
+                              {node.node_type === 'tunnel_relay' ? (
                                 <span className="rounded-full border border-blue-500/20 bg-blue-50 px-2 py-0.5 text-xs text-blue-700 dark:bg-blue-900/30 dark:text-blue-300">
                                   Relay
                                 </span>
@@ -345,7 +345,7 @@ export function NodesPage() {
                         </td>
                         <td className="px-3 py-4">
                           <div className="space-y-2">
-                            {node.type === 'tunnel_relay' ? (
+                            {node.node_type === 'tunnel_relay' ? (
                               <StatusBadge
                                 label={getRelayStatusLabel(node.relay_status)}
                                 variant={getRelayStatusVariant(node.relay_status)}