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.

src/Framework/Health/HealthCheckManagerInitializer.php

@@ -4,19 +4,15 @@ declare(strict_types=1);
 
 namespace App\Framework\Health;
 
-use App\Framework\Cache\Cache;
-use App\Framework\Database\DatabaseManager;
+use App\Framework\DI\Container;
 use App\Framework\DI\Initializer;
-use App\Framework\Health\Checks\CacheHealthCheck;
-use App\Framework\Health\Checks\DatabaseHealthCheck;
-use App\Framework\Health\Checks\DiskSpaceHealthCheck;
-use App\Framework\Health\Checks\SystemHealthCheck;
+use App\Framework\Discovery\UnifiedDiscoveryService;
 
 final readonly class HealthCheckManagerInitializer
 {
     public function __construct(
-        private DatabaseManager $databaseManager,
-        private Cache $cache
+        private UnifiedDiscoveryService $discoveryService,
+        private Container $container
     ) {
     }
 
@@ -25,22 +21,25 @@ final readonly class HealthCheckManagerInitializer
     {
         $manager = new HealthCheckManager();
 
-        // Register all health checks
-        $manager->registerHealthCheck(
-            new DatabaseHealthCheck($this->databaseManager)
+        // Automatically discover all classes implementing HealthCheckInterface
+        $healthCheckClasses = $this->discoveryService->findImplementations(
+            HealthCheckInterface::class
         );
 
-        $manager->registerHealthCheck(
-            new CacheHealthCheck($this->cache)
-        );
+        // Register each health check via dependency injection
+        foreach ($healthCheckClasses as $className) {
+            try {
+                // Use container to instantiate (handles dependencies automatically)
+                $healthCheck = $this->container->get($className);
 
-        $manager->registerHealthCheck(
-            new DiskSpaceHealthCheck()
-        );
-
-        $manager->registerHealthCheck(
-            new SystemHealthCheck()
-        );
+                if ($healthCheck instanceof HealthCheckInterface) {
+                    $manager->registerHealthCheck($healthCheck);
+                }
+            } catch (\Throwable $e) {
+                // Log error but continue with other health checks
+                error_log("Failed to register health check {$className}: " . $e->getMessage());
+            }
+        }
 
         return $manager;
     }