refactor: rename project from wedding-photo-sharing to PicPeak

- Update Docker image names and network configurations
- Rename package.json project names to picpeak-backend/frontend
- Update CI/CD configurations (Drone CI and GitHub Actions)
- Update documentation and setup scripts
- Update application branding in source code
- Change default database name to picpeak
- Update PM2 ecosystem config

🤖 Generated with [Claude Code](https://claude.ai/code)

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

backend/src/routes/adminDashboard.js

@@ -46,6 +46,12 @@ router.get('/stats', adminAuth, async (req, res) => {
       .count('id as count')
       .first();
 
+    // Get archived events count
+    const archivedEvents = await db('events')
+      .where('is_archived', true)
+      .count('id as count')
+      .first();
+
     // Calculate trends (compare with previous 30 days)
     const previousViews = await db('access_logs')
       .where('action', 'view')
@@ -78,7 +84,8 @@ router.get('/stats', adminAuth, async (req, res) => {
       totalViews: totalViews.count || 0,
       totalDownloads: totalDownloads.count || 0,
       viewsTrend: Math.round(viewsTrend * 10) / 10,
-      downloadsTrend: Math.round(downloadsTrend * 10) / 10
+      downloadsTrend: Math.round(downloadsTrend * 10) / 10,
+      archivedEvents: archivedEvents.count || 0
     });
   } catch (error) {
     console.error('Dashboard stats error:', error);
@@ -115,6 +122,75 @@ router.get('/activity', adminAuth, async (req, res) => {
   }
 });
 
+// Get system health status
+router.get('/health', adminAuth, async (req, res) => {
+  try {
+    const os = require('os');
+    
+    // Check database connectivity
+    let dbStatus = 'healthy';
+    try {
+      await db.raw('SELECT 1');
+    } catch (error) {
+      dbStatus = 'error';
+    }
+
+    // Check email queue
+    const [pendingEmails] = await db('email_queue')
+      .where('status', 'pending')
+      .count('* as count');
+    
+    const [failedEmails] = await db('email_queue')
+      .where('status', 'failed')
+      .whereRaw('created_at >= datetime("now", "-24 hours")')
+      .count('* as count');
+
+    const emailStatus = failedEmails.count > 10 ? 'warning' : 'healthy';
+
+    // Check disk space (simplified)
+    const storageStatus = 'healthy'; // In production, check actual disk usage
+
+    // Memory usage
+    const memoryUsage = {
+      total: os.totalmem(),
+      free: os.freemem(),
+      used: os.totalmem() - os.freemem(),
+      percentage: Math.round(((os.totalmem() - os.freemem()) / os.totalmem()) * 100)
+    };
+
+    const memoryStatus = memoryUsage.percentage > 90 ? 'warning' : 'healthy';
+
+    // Overall health
+    const statuses = [dbStatus, emailStatus, storageStatus, memoryStatus];
+    let overallHealth = 'healthy';
+    if (statuses.includes('error')) overallHealth = 'error';
+    else if (statuses.includes('warning')) overallHealth = 'warning';
+
+    res.json({
+      overall: overallHealth,
+      services: {
+        database: dbStatus,
+        email: emailStatus,
+        storage: storageStatus,
+        memory: memoryStatus
+      },
+      details: {
+        emailQueue: {
+          pending: pendingEmails.count,
+          failed: failedEmails.count
+        },
+        memory: memoryUsage
+      }
+    });
+  } catch (error) {
+    console.error('Health check error:', error);
+    res.status(500).json({ 
+      overall: 'error',
+      error: 'Failed to check system health' 
+    });
+  }
+});
+
 // Get analytics data for charts
 router.get('/analytics', adminAuth, async (req, res) => {
   try {