chore: complete update

src/Framework/Exception/SystemContext.php

@@ -0,0 +1,63 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Framework\Exception;
+
+final readonly class SystemContext
+{
+    public function __construct(
+        public ?string $memoryUsage = null,
+        public ?float $executionTime = null,
+        public ?string $phpVersion = null,
+        public ?string $frameworkVersion = null,
+        public array $environment = []
+    ) {}
+
+    public static function current(): self
+    {
+        return new self(
+            memoryUsage: self::formatBytes(memory_get_usage(true)),
+            executionTime: isset($_SERVER['REQUEST_TIME_FLOAT'])
+                ? microtime(true) - $_SERVER['REQUEST_TIME_FLOAT']
+                : null,
+            phpVersion: PHP_VERSION,
+            frameworkVersion: '1.0.0', // Aus Config laden
+            environment: [
+                'os' => PHP_OS,
+                'sapi' => PHP_SAPI,
+                'timezone' => date_default_timezone_get(),
+                'memory_limit' => ini_get('memory_limit'),
+                'max_execution_time' => ini_get('max_execution_time')
+            ]
+        );
+    }
+
+    public static function empty(): self
+    {
+        return new self();
+    }
+
+    public function toArray(): array
+    {
+        return [
+            'memory_usage' => $this->memoryUsage,
+            'execution_time' => $this->executionTime,
+            'php_version' => $this->phpVersion,
+            'framework_version' => $this->frameworkVersion,
+            'environment' => $this->environment
+        ];
+    }
+
+    private static function formatBytes(int $bytes): string
+    {
+        $units = ['B', 'KB', 'MB', 'GB'];
+        $bytes = max($bytes, 0);
+        $pow = floor(($bytes ? log($bytes) : 0) / log(1024));
+        $pow = min($pow, count($units) - 1);
+
+        $bytes /= (1 << (10 * $pow));
+
+        return round($bytes, 2) . ' ' . $units[$pow];
+    }
+}