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/Discovery/Contracts/DiscoveryVisitor.php

@@ -0,0 +1,40 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Framework\Discovery\Contracts;
+
+use App\Framework\Core\ValueObjects\ClassName;
+use App\Framework\Discovery\ValueObjects\FileContext;
+use App\Framework\Filesystem\File;
+
+/**
+ * Base contract for all discovery visitors
+ */
+interface DiscoveryVisitor
+{
+    /**
+     * Get the visitor type identifier
+     */
+    public function getType(): string;
+
+    /**
+     * Visit a file for discovery
+     */
+    public function visitFile(File $file, FileContext $context): void;
+
+    /**
+     * Visit a class within a file
+     */
+    public function visitClass(ClassName $className, FileContext $context): void;
+
+    /**
+     * Check if this visitor should process the given file
+     */
+    public function shouldProcessFile(File $file): bool;
+
+    /**
+     * Reset visitor state
+     */
+    public function reset(): void;
+}