feat: Complete production deployment pipeline with admin dashboard

- Add unified deployment script with Node.js 22 installation
- Create comprehensive database migration script (28 migrations + admin tables)
- Add production start/stop scripts for all services
- Integrate admin dashboard (parentflow-admin) into PM2 ecosystem
- Configure all services: Backend (3020), Frontend (3030), Admin (3335)
- Update ecosystem.config.js with admin dashboard configuration
- Add invite codes module for user registration management

ecosystem.config.js

@@ -94,5 +94,41 @@ module.exports = {
       wait_ready: true,
       listen_timeout: 30000
     },
+    {
+      name: 'parentflow-admin-prod',
+      cwd: './parentflow-admin',
+      script: 'node_modules/next/dist/bin/next',
+      args: 'start',
+      instances: 1,
+      exec_mode: 'fork',
+      autorestart: true,
+      watch: false,
+      max_memory_restart: '300M',
+      env: {
+        NODE_ENV: 'production',
+        PORT: 3335,
+        HOSTNAME: '0.0.0.0',
+        NEXT_PUBLIC_API_URL: 'https://api.parentflowapp.com/api/v1',
+        NEXT_PUBLIC_APP_URL: 'https://adminpf.parentflowapp.com',
+        NEXT_PUBLIC_APP_NAME: 'ParentFlow Admin',
+      },
+      env_production: {
+        NODE_ENV: 'production',
+        PORT: 3335,
+        HOSTNAME: '0.0.0.0',
+        NEXT_PUBLIC_API_URL: 'https://api.parentflowapp.com/api/v1',
+        NEXT_PUBLIC_APP_URL: 'https://adminpf.parentflowapp.com',
+        NEXT_PUBLIC_APP_NAME: 'ParentFlow Admin',
+      },
+      error_file: './logs/admin-error.log',
+      out_file: './logs/admin-out.log',
+      log_file: './logs/admin-combined.log',
+      time: true,
+      merge_logs: true,
+      node_args: '--max-old-space-size=300',
+      kill_timeout: 5000,
+      wait_ready: true,
+      listen_timeout: 30000
+    },
   ],
 };