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/Logging/Handlers/WebHandler.php

@@ -28,15 +28,15 @@ final readonly class WebHandler implements LogHandler
             return false;
         }
 
-        return $record->getLevel()->value >= $this->minLevel->value;
+        return $record->level->value >= $this->minLevel->value;
     }
 
     public function handle(LogRecord $record): void
     {
         $timestamp = $record->getFormattedTimestamp();
-        $level = $record->getLevel()->getName();
-        $message = $record->getMessage();
-        $channel = $record->getChannel();
+        $level = $record->level->getName();
+        $message = $record->message;
+        $channel = $record->channel;
 
         // Request-ID falls vorhanden
         $requestId = $record->hasExtra('request_id')
@@ -55,7 +55,7 @@ final readonly class WebHandler implements LogHandler
             $message
         );
 
-        // Context-Daten falls vorhanden
+        // Context-Daten, falls vorhanden
         $context = $record->getContext();
         if (! empty($context)) {
             $logLine .= ' | Context: ' . json_encode($context, JSON_UNESCAPED_SLASHES);