feat(Production): Complete production deployment infrastructure

- Add comprehensive health check system with multiple endpoints
- Add Prometheus metrics endpoint
- Add production logging configurations (5 strategies)
- Add complete deployment documentation suite:
  * QUICKSTART.md - 30-minute deployment guide
  * DEPLOYMENT_CHECKLIST.md - Printable verification checklist
  * DEPLOYMENT_WORKFLOW.md - Complete deployment lifecycle
  * PRODUCTION_DEPLOYMENT.md - Comprehensive technical reference
  * production-logging.md - Logging configuration guide
  * ANSIBLE_DEPLOYMENT.md - Infrastructure as Code automation
  * README.md - Navigation hub
  * DEPLOYMENT_SUMMARY.md - Executive summary
- Add deployment scripts and automation
- Add DEPLOYMENT_PLAN.md - Concrete plan for immediate deployment
- Update README with production-ready features

All production infrastructure is now complete and ready for deployment.

tests/debug/test-vapid-command.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+require_once __DIR__ . '/../../vendor/autoload.php';
+
+use App\Framework\Console\ConsoleInput;
+use App\Framework\WebPush\Console\VapidKeyCommands;
+use App\Framework\WebPush\Services\VapidKeyGenerator;
+
+echo "=== VAPID Console Command Test ===\n\n";
+
+$generator = new VapidKeyGenerator();
+$commands = new VapidKeyCommands($generator);
+
+// Test 1: Generate with default format (env)
+echo "Test 1: Generate VAPID Keys (.env format)\n\n";
+$input = new ConsoleInput([]);
+$exitCode = $commands->generate($input);
+echo "\nExit Code: {$exitCode}\n\n";
+
+// Test 2: Generate with JSON format
+echo "Test 2: Generate VAPID Keys (JSON format)\n\n";
+$input = new ConsoleInput(['--format=json']);
+$exitCode = $commands->generate($input);
+echo "\nExit Code: {$exitCode}\n\n";
+
+// Test 3: Generate with Table format
+echo "Test 3: Generate VAPID Keys (Table format)\n\n";
+$input = new ConsoleInput(['--format=table']);
+$exitCode = $commands->generate($input);
+echo "\nExit Code: {$exitCode}\n\n";
+
+echo "=== Command Tests Completed! ✅ ===\n";