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>

frontend/src/services/admin.service.ts

@@ -9,6 +9,29 @@ export interface DashboardStats {
   totalDownloads: number;
   viewsTrend: number;
   downloadsTrend: number;
+  archivedEvents: number;
+}
+
+export interface SystemHealth {
+  overall: 'healthy' | 'warning' | 'error';
+  services: {
+    database: 'healthy' | 'warning' | 'error';
+    email: 'healthy' | 'warning' | 'error';
+    storage: 'healthy' | 'warning' | 'error';
+    memory: 'healthy' | 'warning' | 'error';
+  };
+  details: {
+    emailQueue: {
+      pending: number;
+      failed: number;
+    };
+    memory: {
+      total: number;
+      free: number;
+      used: number;
+      percentage: number;
+    };
+  };
 }
 
 export interface Activity {
@@ -63,6 +86,12 @@ export const adminService = {
     return response.data;
   },
 
+  // System health check
+  async getSystemHealth(): Promise<SystemHealth> {
+    const response = await api.get<SystemHealth>('/api/admin/dashboard/health');
+    return response.data;
+  },
+
   // Format activity message
   formatActivityMessage(activity: Activity): string {
     const messages: Record<string, string> = {