Enable Discovery debug logging for production troubleshooting

- Add DISCOVERY_LOG_LEVEL=debug
- Add DISCOVERY_SHOW_PROGRESS=true
- Temporary changes for debugging InitializerProcessor fixes on production

src/Framework/Redis/RedisConnectionException.php

@@ -0,0 +1,14 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Framework\Redis;
+
+use App\Framework\Exception\FrameworkException;
+
+/**
+ * Exception thrown when Redis connection fails
+ */
+final class RedisConnectionException extends FrameworkException
+{
+}