Remove Status column from cluster nodes table

- Use green background color to indicate connected nodes
- Remove status text column for cleaner interface
- Update colspan values for table messages

templates/admin/cluster_nodes.html

@@ -16,6 +16,7 @@
     .table th { background: #f8fafc; font-weight: 600; color: #374151; }
     .status-connected { color: #065f46; font-weight: 500; }
     .status-disconnected { color: #dc2626; font-weight: 500; }
+    .node-row-connected { background-color: #f0fdf4; } /* Light green background for connected nodes */
     .alert { padding: 0.75rem; border-radius: 8px; margin-bottom: 1rem; }
     .alert-error { background: #fee2e2; color: #dc2626; border: 1px solid #fecaca; }
     .alert-success { background: #d1fae5; color: #065f46; border: 1px solid #a7f3d0; }
@@ -93,7 +94,6 @@
         <table class="table" id="nodesTable">
             <thead>
                 <tr>
-                    <th>Status</th>
                     <th>Node Name</th>
                     <th>Hostname</th>
                     <th>Weight</th>
@@ -109,7 +109,7 @@
             </thead>
             <tbody id="nodesTableBody">
                 <tr>
-                    <td colspan="13" style="text-align: center; color: #6b7280;">Loading cluster nodes...</td>
+                    <td colspan="12" style="text-align: center; color: #6b7280;">Loading cluster nodes...</td>
                 </tr>
             </tbody>
         </table>
@@ -167,7 +167,7 @@ function updateNodesTable() {
         .catch(error => {
             console.error('Error fetching nodes:', error);
             document.getElementById('nodesTableBody').innerHTML =
-                '<tr><td colspan="13" style="text-align: center; color: #dc2626;">Error loading cluster nodes</td></tr>';
+                '<tr><td colspan="11" style="text-align: center; color: #dc2626;">Error loading cluster nodes</td></tr>';
         });
 }
 
@@ -175,17 +175,12 @@ function renderNodesTable() {
     const tbody = document.getElementById('nodesTableBody');
 
     if (nodesData.length === 0) {
-        tbody.innerHTML = '<tr><td colspan="12" style="text-align: center; color: #6b7280;">No cluster nodes found</td></tr>';
+        tbody.innerHTML = '<tr><td colspan="11" style="text-align: center; color: #6b7280;">No cluster nodes found</td></tr>';
         return;
     }
 
     tbody.innerHTML = nodesData.map(node => `
-        <tr class="${node.is_local ? 'local-worker-row' : ''}">
-            <td>
-                <span class="status-${node.connected ? 'connected' : 'disconnected'}">
-                    ${node.connected ? (node.is_local ? '● Local' : '● Connected') : '● Disconnected'}
-                </span>
-            </td>
+        <tr class="${node.is_local ? 'local-worker-row' : ''} ${node.connected ? 'node-row-connected' : ''}">
             <td>${node.token_name}${node.backend ? ` (${node.backend.toUpperCase()})` : ''}</td>
             <td>${node.hostname}</td>
             <td>${node.weight || 100}</td>