feat: harmonize add-label

public/scripts/components/NodeDetailsComponent.js

@@ -727,6 +727,7 @@ class NodeDetailsComponent extends Component {
         let html = `
             <div class="labels-section">
                 <div class="labels-header">
+                    <h3>Node Labels</h3>
                     <p class="labels-description">Manage custom labels for this node. Labels help organize and identify nodes in your cluster.</p>
                 </div>
                 
@@ -989,6 +990,7 @@ class NodeDetailsComponent extends Component {
             const summaryHTML = summary ? `
                 <div class="tasks-summary">
                     <div class="tasks-summary-left">
+                        <div class="summary-icon">${window.icon('file', { width: 16, height: 16 })}</div>
                         <div>
                             <div class="summary-title">Tasks Overview</div>
                             <div class="summary-subtitle">System task management and monitoring</div>