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/ValueObjects/AttributeCollection.php

@@ -0,0 +1,120 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Framework\Discovery\ValueObjects;
+
+use ArrayIterator;
+use Countable;
+use IteratorAggregate;
+
+/**
+ * Type-safe collection of discovered attributes
+ */
+final readonly class AttributeCollection implements IteratorAggregate, Countable
+{
+    /** @var array<DiscoveredAttribute> */
+    private array $attributes;
+
+    public function __construct(DiscoveredAttribute ...$attributes)
+    {
+        $this->attributes = $attributes;
+    }
+
+    public function add(DiscoveredAttribute $attribute): self
+    {
+        $newAttributes = [...$this->attributes, $attribute];
+
+        return new self(...$newAttributes);
+    }
+
+    /**
+     * @return ArrayIterator<int, DiscoveredAttribute>
+     */
+    public function getIterator(): ArrayIterator
+    {
+        return new ArrayIterator($this->attributes);
+    }
+
+    public function count(): int
+    {
+        return count($this->attributes);
+    }
+
+    public function isEmpty(): bool
+    {
+        return empty($this->attributes);
+    }
+
+    /**
+     * Filter by attribute class
+     */
+    public function filterByAttributeClass(string $attributeClass): self
+    {
+        $filtered = array_filter(
+            $this->attributes,
+            fn (DiscoveredAttribute $attr) => $attr->attributeClass === $attributeClass
+        );
+
+        return new self(...$filtered);
+    }
+
+    /**
+     * Filter by target type
+     */
+    public function filterByTarget(AttributeTarget $target): self
+    {
+        $filtered = array_filter(
+            $this->attributes,
+            fn (DiscoveredAttribute $attr) => $attr->target === $target
+        );
+
+        return new self(...$filtered);
+    }
+
+    /**
+     * Get all class attributes
+     */
+    public function getClassAttributes(): self
+    {
+        return $this->filterByTarget(AttributeTarget::TARGET_CLASS);
+    }
+
+    /**
+     * Get all method attributes
+     */
+    public function getMethodAttributes(): self
+    {
+        return $this->filterByTarget(AttributeTarget::METHOD);
+    }
+
+    /**
+     * Convert to array for backwards compatibility
+     * @deprecated Use object methods instead
+     * @return array<string, array<array<string, mixed>>>
+     */
+    public function toLegacyArray(): array
+    {
+        $result = [];
+
+        foreach ($this->attributes as $attribute) {
+            $attributeClass = $attribute->attributeClass;
+
+            if (! isset($result[$attributeClass])) {
+                $result[$attributeClass] = [];
+            }
+
+            $result[$attributeClass][] = $attribute->toArray();
+        }
+
+        return $result;
+    }
+
+    /**
+     * @return array<DiscoveredAttribute>
+     */
+    public function toArray(): array
+    {
+        return $this->attributes;
+    }
+}