feat:

--ADDED details to node cards in cluster

src/App.css

@@ -484,7 +484,9 @@
 }
 
 .cluster-node-card {
-  display: block;
+  display: flex;
+  flex-direction: column;
+  gap: 12px;
   text-decoration: none;
   border: 1px solid var(--border);
   border-radius: 8px;
@@ -495,6 +497,29 @@
   overflow-wrap: anywhere;
 }
 
+.cluster-node-name {
+  font-size: 1.1rem;
+}
+
+.cluster-node-database,
+.cluster-node-uptime > span {
+  color: var(--text);
+  font-size: 0.85rem;
+  font-weight: 400;
+}
+
+.cluster-node-uptime {
+  display: flex;
+  flex-direction: column;
+  gap: 4px;
+  border-top: 1px solid var(--border);
+  padding-top: 12px;
+}
+
+.cluster-node-uptime strong {
+  font-size: 1.25rem;
+}
+
 .cluster-node-card:hover {
   border-color: var(--accent-border);
   background: var(--accent-bg);

src/App.tsx

@@ -1,8 +1,9 @@
 import { useEffect, useState } from 'react'
-import { Link, Navigate, Route, Routes, useMatch, useNavigate, useParams } from 'react-router-dom'
+import { Navigate, Route, Routes, useMatch, useNavigate, useParams } from 'react-router-dom'
 import './App.css'
 import NodeConnections from './NodeConnections'
 import NodeHardware from './NodeHardware'
+import ClusterNodeCard from './ClusterNodeCard'
 
 const API_BASE_URL = import.meta.env.VITE_API_BASE_URL
 
@@ -639,12 +640,7 @@ function Workspace({ page: activePage }: { page: PageId | 'node-details' }) {
               <ul className="cluster-node-list" aria-label="Cluster nodes">
                 {clusterDetails.nodes.map((node) => (
                   <li key={node.uuid}>
-                    <Link
-                      className="cluster-node-card"
-                      to={`/clusters/${encodeURIComponent(clusterId!)}/nodes/${encodeURIComponent(node.uuid)}`}
-                    >
-                      {node.node_name}
-                    </Link>
+                    <ClusterNodeCard node={node} clusterId={clusterId!} />
                   </li>
                 ))}
               </ul>

src/ClusterNodeCard.tsx

@@ -0,0 +1,26 @@
+import { Link } from 'react-router-dom'
+import useDatabaseStatus from './useDatabaseStatus'
+
+export default function ClusterNodeCard({ node, clusterId }: {
+  node: { uuid: string; node_name: string }
+  clusterId: string
+}) {
+  const { data: databaseStatus, connection: databaseConnection } = useDatabaseStatus(node.uuid, node.node_name)
+  return (
+    <Link
+      className="cluster-node-card"
+      to={`/clusters/${encodeURIComponent(clusterId)}/nodes/${encodeURIComponent(node.uuid)}`}
+    >
+      <span className="cluster-node-name">{node.node_name}</span>
+      <span className={`connection-status ${databaseStatus?.status === 'online' ? 'connected' : databaseStatus?.status === 'offline' ? 'disconnected' : ''}`}>
+        <span className="connection-status-dot" aria-hidden="true" />
+        {databaseStatus ? databaseStatus.status.charAt(0).toUpperCase() + databaseStatus.status.slice(1) : databaseConnection}
+      </span>
+      <span className="cluster-node-database">Database: {databaseStatus?.database_name ?? '—'}</span>
+      <span className="cluster-node-uptime">
+        <span>Uptime</span>
+        <strong>{databaseStatus ? `${(databaseStatus.uptime_seconds / 3600).toLocaleString(undefined, { minimumFractionDigits: 2, maximumFractionDigits: 2 })} hours` : '—'}</strong>
+      </span>
+    </Link>
+  )
+}

src/useDatabaseStatus.ts

@@ -0,0 +1,107 @@
+import { useEffect, useState } from 'react'
+
+type DatabaseStatus = {
+  database_name: string
+  status: string
+  uptime_seconds: number
+}
+
+function isDatabaseStatus(value: unknown): value is DatabaseStatus {
+  if (!value || typeof value !== 'object') return false
+  const data = value as Record<string, unknown>
+  return typeof data.database_name === 'string'
+    && typeof data.status === 'string' && data.status.trim().length > 0
+    && typeof data.uptime_seconds === 'number'
+    && Number.isFinite(data.uptime_seconds) && data.uptime_seconds >= 0
+}
+
+export default function useDatabaseStatus(nodeId: string, nodeName: string) {
+  const [data, setData] = useState<DatabaseStatus | null>(null)
+  const [connection, setConnection] = useState('Connecting…')
+
+  useEffect(() => {
+    let active = true
+    const controller = new AbortController()
+    let socket: WebSocket | undefined
+    let retry: ReturnType<typeof setTimeout> | undefined
+
+    const connect = async () => {
+      if (!active) return
+      setData(null)
+      setConnection('Connecting…')
+      const disconnected = () => {
+        if (!active) return
+        setData(null)
+        setConnection('Status unavailable · reconnecting…')
+        clearTimeout(retry)
+        retry = setTimeout(connect, 5000)
+      }
+
+      try {
+        const apiBaseUrl = import.meta.env.VITE_API_BASE_URL
+        const wsBaseUrl = import.meta.env.VITE_WS_BASE_URL
+        if (!wsBaseUrl) throw new Error('VITE_WS_BASE_URL is not configured')
+        if (!apiBaseUrl) throw new Error('API URL is not configured')
+        setConnection('Loading node details…')
+        const token = localStorage.getItem('access_token')
+        const response = await fetch(
+          `${apiBaseUrl.replace(/\/$/, '')}/spock/node-interfaces/${encodeURIComponent(nodeId)}`,
+          {
+            headers: token ? { Authorization: `Bearer ${token}` } : {},
+            signal: controller.signal,
+          },
+        )
+        if (!response.ok) throw new Error('Failed to load node details')
+        const result = await response.json()
+        const node = result?.node
+        if (result?.status !== 'success' || !node || node.uuid !== nodeId
+          || typeof node.host !== 'string' || typeof node.port !== 'number'
+          || typeof node.dbname !== 'string' || typeof node.user !== 'string') {
+          throw new Error('Invalid node details')
+        }
+        if (!active) return
+        setConnection('Connecting…')
+        const current = new WebSocket(`${wsBaseUrl.replace(/\/$/, '')}/ws/database/status`)
+        socket = current
+        current.onopen = () => {
+          if (!active) return
+          current.send(JSON.stringify({
+            node_name: nodeName,
+            host: node.host,
+            port: node.port,
+            dbname: node.dbname,
+            user: node.user,
+            password: 'postgres',
+          }))
+          setConnection('Waiting for status…')
+        }
+        current.onmessage = (event) => {
+          if (!active) return
+          try {
+            const message: unknown = JSON.parse(event.data)
+            if (!isDatabaseStatus(message)) throw new Error('Invalid database status')
+            setData({ ...message, status: message.status.trim().toLowerCase() })
+            setConnection('Live')
+          } catch {
+            setData(null)
+            setConnection('Invalid status received')
+          }
+        }
+        current.onerror = () => current.close()
+        current.onclose = disconnected
+      } catch {
+        disconnected()
+      }
+    }
+
+    void connect()
+    return () => {
+      active = false
+      controller.abort()
+      clearTimeout(retry)
+      socket?.close()
+    }
+  }, [nodeId, nodeName])
+
+  return { data, connection }
+}