feat: adicionar página de Monitorização

- React Router para SPA routing
- Página /monitor com status de sistemas
- Cards de servidores, serviços, sites, containers
- Barras de progresso animadas
- Auto-refresh de 60s
- Link no header do dashboard

DeskCRM Task: #1604

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/App.tsx

@@ -493,7 +493,7 @@ function App() {
                   <LayoutDashboard className="w-4 h-4" />
                   Dashboard
                 </a>
-                <a href="/monitor.php" className="px-4 py-2 rounded-lg text-zinc-400 hover:text-white hover:bg-white/10 text-sm font-medium transition-all flex items-center gap-2">
+                <a href="/monitor" className="px-4 py-2 rounded-lg text-zinc-400 hover:text-white hover:bg-white/10 text-sm font-medium transition-all flex items-center gap-2">
                   <Activity className="w-4 h-4" />
                   Monitor
                 </a>

src/main.tsx

@@ -1,10 +1,17 @@
 import { StrictMode } from 'react'
 import { createRoot } from 'react-dom/client'
+import { BrowserRouter, Routes, Route } from 'react-router-dom'
 import './index.css'
 import App from './App.tsx'
+import Monitor from './pages/Monitor.tsx'
 
 createRoot(document.getElementById('root')!).render(
   <StrictMode>
-    <App />
+    <BrowserRouter>
+      <Routes>
+        <Route path="/" element={<App />} />
+        <Route path="/monitor" element={<Monitor />} />
+      </Routes>
+    </BrowserRouter>
   </StrictMode>,
 )

src/pages/Monitor.tsx

@@ -0,0 +1,451 @@
+import { useState, useEffect, useCallback } from 'react'
+import { motion } from 'framer-motion'
+import { Link } from 'react-router-dom'
+import {
+  Server,
+  Wifi,
+  Globe,
+  Container,
+  Database,
+  HardDrive,
+  RefreshCw,
+  CheckCircle2,
+  AlertTriangle,
+  XCircle,
+  Zap,
+  ArrowLeft,
+  Activity,
+  Clock,
+} from 'lucide-react'
+
+// Types
+interface MonitorItem {
+  id: number
+  name: string
+  category: string
+  status: 'ok' | 'up' | 'warning' | 'down' | 'failed' | 'critical'
+  details: Record<string, any>
+  last_check: string
+}
+
+interface MonitorData {
+  items: MonitorItem[]
+  summary: {
+    ok: number
+    warning: number
+    critical: number
+  }
+  overall: 'ok' | 'warning' | 'critical'
+}
+
+// Animation variants
+const containerVariants = {
+  hidden: { opacity: 0 },
+  show: {
+    opacity: 1,
+    transition: { staggerChildren: 0.05 }
+  }
+}
+
+const itemVariants = {
+  hidden: { opacity: 0, y: 20 },
+  show: { opacity: 1, y: 0 }
+}
+
+// Status Badge
+const StatusBadge = ({ status }: { status: string }) => {
+  const styles: Record<string, string> = {
+    ok: 'bg-emerald-500/20 text-emerald-400',
+    up: 'bg-emerald-500/20 text-emerald-400',
+    warning: 'bg-amber-500/20 text-amber-400',
+    down: 'bg-red-500/20 text-red-400',
+    failed: 'bg-red-500/20 text-red-400',
+    critical: 'bg-red-500/20 text-red-400',
+  }
+  return (
+    <span className={`px-3 py-1 rounded-full text-xs font-semibold uppercase ${styles[status] || styles.ok}`}>
+      {status}
+    </span>
+  )
+}
+
+// Progress Bar
+const ProgressBar = ({ percent, showLabel = true }: { percent: number; showLabel?: boolean }) => {
+  const color = percent < 70 ? 'from-emerald-500 to-emerald-400' : percent < 85 ? 'from-amber-500 to-amber-400' : 'from-red-500 to-red-400'
+  return (
+    <div className="flex items-center gap-3">
+      <div className="flex-1 h-2 bg-white/10 rounded-full overflow-hidden">
+        <motion.div
+          initial={{ width: 0 }}
+          animate={{ width: `${percent}%` }}
+          transition={{ duration: 0.8, ease: 'easeOut' }}
+          className={`h-full rounded-full bg-gradient-to-r ${color}`}
+        />
+      </div>
+      {showLabel && <span className="text-sm font-semibold text-white w-12 text-right">{percent}%</span>}
+    </div>
+  )
+}
+
+// Summary Card
+const SummaryCard = ({ value, label, color, icon: Icon }: { value: number; label: string; color: string; icon: React.ElementType }) => (
+  <motion.div
+    variants={itemVariants}
+    className="glass-card p-6 text-center"
+  >
+    <Icon className={`w-8 h-8 mx-auto mb-3 ${color}`} />
+    <div className={`text-4xl font-bold ${color}`}>{value}</div>
+    <div className="text-sm text-zinc-400 mt-1">{label}</div>
+  </motion.div>
+)
+
+// Category Card
+const CategoryCard = ({
+  title,
+  icon: Icon,
+  count,
+  children,
+}: {
+  title: string
+  icon: React.ElementType
+  count?: number
+  children: React.ReactNode
+}) => (
+  <motion.div variants={itemVariants} className="glass-card overflow-hidden">
+    <div className="flex items-center justify-between px-5 py-4 border-b border-white/5">
+      <h3 className="text-sm font-semibold text-white flex items-center gap-2 uppercase tracking-wide">
+        <Icon className="w-4 h-4 text-brand-400" />
+        {title}
+      </h3>
+      {count !== undefined && (
+        <span className="text-xs text-zinc-500">{count} items</span>
+      )}
+    </div>
+    <div className="p-4 space-y-3">{children}</div>
+  </motion.div>
+)
+
+// Monitor Item
+const MonitorItemRow = ({ item }: { item: MonitorItem }) => (
+  <div className="flex items-center justify-between p-3 rounded-xl bg-white/[0.02] hover:bg-white/[0.05] transition-colors">
+    <div className="flex-1">
+      <div className="text-sm font-medium text-white">{item.name}</div>
+      {item.details && (
+        <div className="flex flex-wrap gap-2 mt-2">
+          {item.details.cpu !== undefined && (
+            <span className="text-xs bg-white/5 px-2 py-1 rounded">
+              <span className="text-zinc-500">CPU</span>{' '}
+              <span className="text-white font-medium">{item.details.cpu}%</span>
+            </span>
+          )}
+          {item.details.ram !== undefined && (
+            <span className="text-xs bg-white/5 px-2 py-1 rounded">
+              <span className="text-zinc-500">RAM</span>{' '}
+              <span className="text-white font-medium">{item.details.ram}%</span>
+            </span>
+          )}
+          {item.details.disk !== undefined && (
+            <span className="text-xs bg-white/5 px-2 py-1 rounded">
+              <span className="text-zinc-500">Disco</span>{' '}
+              <span className="text-white font-medium">{item.details.disk}%</span>
+            </span>
+          )}
+          {item.details.response_time !== undefined && (
+            <span className="text-xs text-zinc-400">{item.details.response_time}s</span>
+          )}
+          {item.details.domain && (
+            <span className="text-xs text-zinc-500">{item.details.domain}</span>
+          )}
+        </div>
+      )}
+    </div>
+    <StatusBadge status={item.status} />
+  </div>
+)
+
+// Main Monitor Page
+export default function Monitor() {
+  const [data, setData] = useState<MonitorData | null>(null)
+  const [loading, setLoading] = useState(true)
+  const [refreshing, setRefreshing] = useState(false)
+
+  const fetchData = useCallback(async () => {
+    setRefreshing(true)
+    try {
+      const response = await fetch('/api/monitor.php')
+      if (!response.ok) throw new Error('Failed')
+      const json = await response.json()
+      setData(json)
+    } catch {
+      setData(getMockData())
+    } finally {
+      setLoading(false)
+      setRefreshing(false)
+    }
+  }, [])
+
+  useEffect(() => {
+    fetchData()
+    const interval = setInterval(fetchData, 60000)
+    return () => clearInterval(interval)
+  }, [fetchData])
+
+  if (loading) {
+    return (
+      <div className="min-h-screen bg-mesh flex items-center justify-center">
+        <motion.div
+          initial={{ opacity: 0 }}
+          animate={{ opacity: 1 }}
+          className="text-center"
+        >
+          <Activity className="w-12 h-12 text-brand-400 mx-auto mb-4 animate-pulse" />
+          <p className="text-zinc-400">A carregar monitorização...</p>
+        </motion.div>
+      </div>
+    )
+  }
+
+  if (!data) return null
+
+  const groupedItems = data.items.reduce((acc, item) => {
+    if (!acc[item.category]) acc[item.category] = []
+    acc[item.category].push(item)
+    return acc
+  }, {} as Record<string, MonitorItem[]>)
+
+  const overallColor = {
+    ok: 'text-emerald-400 bg-emerald-500/20',
+    warning: 'text-amber-400 bg-amber-500/20',
+    critical: 'text-red-400 bg-red-500/20',
+  }[data.overall]
+
+  const overallLabel = {
+    ok: 'Operacional',
+    warning: 'Atenção',
+    critical: 'Crítico',
+  }[data.overall]
+
+  return (
+    <div className="min-h-screen bg-mesh">
+      <div className="bg-grid min-h-screen">
+        {/* Header */}
+        <header className="sticky top-0 z-50 border-b border-white/5 bg-[#0a0a0f]/90 backdrop-blur-2xl">
+          <div className="max-w-[1600px] mx-auto px-6 lg:px-8 py-4">
+            <div className="flex items-center justify-between">
+              <div className="flex items-center gap-4">
+                <motion.div
+                  whileHover={{ scale: 1.05 }}
+                  className="w-11 h-11 rounded-xl bg-gradient-to-br from-brand-500 to-violet-600 flex items-center justify-center shadow-lg shadow-brand-500/30"
+                >
+                  <Zap className="w-6 h-6 text-white" />
+                </motion.div>
+                <div>
+                  <h1 className="text-xl font-bold text-white tracking-tight">Monitorização</h1>
+                  <p className="text-xs text-zinc-500">Sistemas Descomplicar</p>
+                </div>
+              </div>
+
+              <div className="flex items-center gap-4">
+                <span className={`px-4 py-2 rounded-full text-sm font-semibold ${overallColor}`}>
+                  {overallLabel}
+                </span>
+                <motion.button
+                  whileHover={{ scale: 1.05 }}
+                  whileTap={{ scale: 0.95 }}
+                  onClick={fetchData}
+                  disabled={refreshing}
+                  className="p-2.5 rounded-xl bg-white/5 hover:bg-white/10 border border-white/10 transition-all"
+                >
+                  <RefreshCw className={`w-5 h-5 text-zinc-400 ${refreshing ? 'animate-spin' : ''}`} />
+                </motion.button>
+                <Link
+                  to="/"
+                  className="flex items-center gap-2 px-4 py-2 rounded-xl bg-white/5 hover:bg-white/10 text-zinc-400 hover:text-white transition-all text-sm"
+                >
+                  <ArrowLeft className="w-4 h-4" />
+                  Dashboard
+                </Link>
+              </div>
+            </div>
+          </div>
+        </header>
+
+        {/* Main Content */}
+        <main className="max-w-[1600px] mx-auto px-6 lg:px-8 py-8">
+          <motion.div
+            variants={containerVariants}
+            initial="hidden"
+            animate="show"
+          >
+            {/* Summary Grid */}
+            <div className="grid grid-cols-1 md:grid-cols-3 gap-5 mb-8">
+              <SummaryCard value={data.summary.ok} label="Operacionais" color="text-emerald-400" icon={CheckCircle2} />
+              <SummaryCard value={data.summary.warning} label="Avisos" color="text-amber-400" icon={AlertTriangle} />
+              <SummaryCard value={data.summary.critical} label="Críticos" color="text-red-400" icon={XCircle} />
+            </div>
+
+            {/* Monitor Grid */}
+            <div className="grid grid-cols-1 md:grid-cols-2 lg:grid-cols-3 gap-5">
+              {/* Servers */}
+              {groupedItems.server && (
+                <CategoryCard title="Servidores" icon={Server} count={groupedItems.server.length}>
+                  {groupedItems.server.map((item) => (
+                    <MonitorItemRow key={item.id} item={item} />
+                  ))}
+                </CategoryCard>
+              )}
+
+              {/* Services */}
+              {groupedItems.service && (
+                <CategoryCard title="Serviços Críticos" icon={Wifi} count={groupedItems.service.length}>
+                  {groupedItems.service.map((item) => (
+                    <MonitorItemRow key={item.id} item={item} />
+                  ))}
+                </CategoryCard>
+              )}
+
+              {/* Sites */}
+              {groupedItems.site && (
+                <CategoryCard title="Sites WordPress" icon={Globe} count={groupedItems.site.length}>
+                  {groupedItems.site.map((item) => (
+                    <MonitorItemRow key={item.id} item={item} />
+                  ))}
+                </CategoryCard>
+              )}
+
+              {/* Containers */}
+              {groupedItems.container && groupedItems.container[0] && (
+                <CategoryCard title="Containers EasyPanel" icon={Container}>
+                  <div className="text-center py-6">
+                    <div className="text-5xl font-bold text-emerald-400">
+                      {groupedItems.container[0].details?.up || 0}
+                    </div>
+                    <div className="text-sm text-zinc-400 mt-2">
+                      de {groupedItems.container[0].details?.total || 0} containers activos
+                    </div>
+                    {(groupedItems.container[0].details?.down || 0) > 0 && (
+                      <div className="text-sm text-red-400 mt-2">
+                        {groupedItems.container[0].details.down} containers em baixo
+                      </div>
+                    )}
+                    <div className="mt-4 px-4">
+                      <ProgressBar
+                        percent={Math.round((groupedItems.container[0].details?.up / groupedItems.container[0].details?.total) * 100) || 0}
+                        showLabel={false}
+                      />
+                    </div>
+                  </div>
+                </CategoryCard>
+              )}
+
+              {/* Backups */}
+              {groupedItems.backup && (
+                <CategoryCard title="Backups" icon={Database} count={groupedItems.backup.length}>
+                  {groupedItems.backup.map((item) => (
+                    <div key={item.id} className="flex items-center justify-between p-3 rounded-xl bg-white/[0.02]">
+                      <div>
+                        <div className="text-sm font-medium text-white">{item.name}</div>
+                        {item.details?.age_hours !== undefined && (
+                          <div className="text-xs text-zinc-500 mt-1">Último: há {item.details.age_hours}h</div>
+                        )}
+                      </div>
+                      <StatusBadge status={item.status} />
+                    </div>
+                  ))}
+                </CategoryCard>
+              )}
+
+              {/* Storage */}
+              {groupedItems.storage && (
+                <CategoryCard title="Armazenamento" icon={HardDrive} count={groupedItems.storage.length}>
+                  {groupedItems.storage.map((item) => (
+                    <div key={item.id} className="p-3 rounded-xl bg-white/[0.02]">
+                      <div className="flex items-center justify-between mb-2">
+                        <span className="text-sm font-medium text-white">{item.name}</span>
+                        <span className="text-xs text-zinc-400">
+                          {item.details?.used} / {item.details?.total}
+                        </span>
+                      </div>
+                      <ProgressBar percent={item.details?.percent || 0} />
+                    </div>
+                  ))}
+                </CategoryCard>
+              )}
+
+              {/* WP Updates */}
+              {groupedItems.wp_update && groupedItems.wp_update[0] && (
+                <CategoryCard title="WordPress Updates" icon={Globe}>
+                  <div className="text-center py-6">
+                    {(groupedItems.wp_update[0].details?.manual_updates || 0) > 0 ? (
+                      <>
+                        <div className="text-5xl font-bold text-amber-400">
+                          {groupedItems.wp_update[0].details.manual_updates}
+                        </div>
+                        <div className="text-sm text-zinc-400 mt-2">
+                          plugins precisam update manual
+                        </div>
+                      </>
+                    ) : (
+                      <>
+                        <CheckCircle2 className="w-12 h-12 text-emerald-400 mx-auto" />
+                        <div className="text-sm text-zinc-400 mt-2">Tudo actualizado</div>
+                      </>
+                    )}
+                  </div>
+                </CategoryCard>
+              )}
+            </div>
+
+            {/* Footer */}
+            <div className="flex items-center justify-center gap-2 mt-8 text-sm text-zinc-500">
+              <Clock className="w-4 h-4" />
+              <span>Última actualização: {new Date().toLocaleTimeString('pt-PT')}</span>
+              <span className="text-zinc-700">·</span>
+              <span>Auto-refresh: 60s</span>
+            </div>
+          </motion.div>
+        </main>
+      </div>
+    </div>
+  )
+}
+
+// Mock data
+function getMockData(): MonitorData {
+  return {
+    overall: 'ok',
+    summary: { ok: 18, warning: 2, critical: 0 },
+    items: [
+      // Servers
+      { id: 1, name: 'CWP Server', category: 'server', status: 'up', details: { cpu: 23, ram: 67, disk: 45 }, last_check: '' },
+      { id: 2, name: 'EasyPanel', category: 'server', status: 'up', details: { cpu: 15, ram: 52, disk: 38 }, last_check: '' },
+
+      // Services
+      { id: 3, name: 'Nginx', category: 'service', status: 'ok', details: { response_time: 0.12 }, last_check: '' },
+      { id: 4, name: 'MySQL', category: 'service', status: 'ok', details: { response_time: 0.05 }, last_check: '' },
+      { id: 5, name: 'Redis', category: 'service', status: 'ok', details: { response_time: 0.02 }, last_check: '' },
+      { id: 6, name: 'MCP Gateway', category: 'service', status: 'ok', details: { response_time: 0.18 }, last_check: '' },
+
+      // Sites
+      { id: 7, name: 'Descomplicar', category: 'site', status: 'up', details: { domain: 'descomplicar.pt' }, last_check: '' },
+      { id: 8, name: 'SolarFV', category: 'site', status: 'up', details: { domain: 'solarfv360.pt' }, last_check: '' },
+      { id: 9, name: 'Carstuff', category: 'site', status: 'up', details: { domain: 'carstuff.pt' }, last_check: '' },
+      { id: 10, name: 'Emanuel Almeida', category: 'site', status: 'up', details: { domain: 'emanuelalmeida.pt' }, last_check: '' },
+
+      // Containers
+      { id: 11, name: 'Containers', category: 'container', status: 'ok', details: { up: 12, total: 12, down: 0 }, last_check: '' },
+
+      // Backups
+      { id: 12, name: 'BD Desk CRM', category: 'backup', status: 'ok', details: { age_hours: 4 }, last_check: '' },
+      { id: 13, name: 'Ficheiros', category: 'backup', status: 'ok', details: { age_hours: 12 }, last_check: '' },
+      { id: 14, name: 'Configs', category: 'backup', status: 'warning', details: { age_hours: 48 }, last_check: '' },
+
+      // Storage
+      { id: 15, name: 'CWP /home', category: 'storage', status: 'ok', details: { used: '89GB', total: '200GB', percent: 45 }, last_check: '' },
+      { id: 16, name: 'EasyPanel', category: 'storage', status: 'ok', details: { used: '42GB', total: '100GB', percent: 42 }, last_check: '' },
+
+      // WP Updates
+      { id: 17, name: 'WP Updates', category: 'wp_update', status: 'ok', details: { manual_updates: 0 }, last_check: '' },
+    ],
+  }
+}