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/ChannelLoggerRegistry.php

@@ -0,0 +1,84 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Framework\Logging;
+
+/**
+ * Registry für Channel-spezifische Logger
+ *
+ * Verwaltet ChannelLogger-Instanzen und ermöglicht dynamische Channel-Erstellung
+ * ohne dass jeder Channel als Property im DefaultLogger existieren muss.
+ */
+final class ChannelLoggerRegistry
+{
+    /** @var array<string, Logger&HasChannel> */
+    private array $channelLoggers = [];
+
+    public function __construct(
+        private readonly SupportsChannels $logger
+    ) {
+        // Standard-Channels vorinitialisieren
+        $this->initializeStandardChannels();
+    }
+
+    /**
+     * Holt einen ChannelLogger für einen spezifischen Channel
+     * Erstellt ihn lazy, falls er noch nicht existiert
+     *
+     * Unterstützt sowohl LogChannel Enum-Werte als auch custom String-Channels
+     */
+    public function get(LogChannel|string $channel): Logger&HasChannel
+    {
+        $channelName = $channel instanceof LogChannel ? $channel->value : $channel;
+
+        if (!isset($this->channelLoggers[$channelName])) {
+            // Versuche zuerst, den Channel als LogChannel Enum zu erstellen
+            // Falls nicht möglich (custom channel), verwende den String direkt
+            $logChannel = $channel instanceof LogChannel
+                ? $channel
+                : (LogChannel::tryFrom($channelName) ?? LogChannel::APPLICATION);
+
+            $this->channelLoggers[$channelName] = new DefaultChannelLogger(
+                $this->logger,
+                $logChannel
+            );
+        }
+
+        return $this->channelLoggers[$channelName];
+    }
+
+    /**
+     * Prüft ob ein Channel bereits registriert ist
+     */
+    public function has(LogChannel|string $channel): bool
+    {
+        $channelName = $channel instanceof LogChannel ? $channel->value : $channel;
+        return isset($this->channelLoggers[$channelName]);
+    }
+
+    /**
+     * Gibt alle registrierten Channel-Namen zurück
+     *
+     * @return array<string>
+     */
+    public function getRegisteredChannels(): array
+    {
+        return array_keys($this->channelLoggers);
+    }
+
+    /**
+     * Initialisiert Standard-Channels für bessere Performance
+     * (verhindert lazy creation bei häufig genutzten Channels)
+     */
+    private function initializeStandardChannels(): void
+    {
+        // Alle Standard-Channels aus LogChannel Enum vorinitialisieren
+        foreach (LogChannel::cases() as $channel) {
+            $this->channelLoggers[$channel->value] = new DefaultChannelLogger(
+                $this->logger,
+                $channel
+            );
+        }
+    }
+}