chore: lots of changes

src/Framework/View/Processors/DateFormatProcessor.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Framework\View\Processors;
+
+use App\Framework\View\RenderContext;
+use App\Framework\View\StringProcessor;
+
+# Formatiert Datumsfelder etwa mit einem Tag `<date value="iso_date" format="d.m.Y" />`.
+
+final readonly class DateFormatProcessor implements StringProcessor
+{
+
+    /**
+     * @inheritDoc
+     */
+    public function process(string $html, RenderContext $context): string
+    {
+        return preg_replace_callback('/{{\s*date\((\w+),\s*["\']([^"\']+)["\']\)\s*}}/', function ($matches) use ($context) {
+            $key = $matches[1];
+            $format = $matches[2];
+
+            if (!isset($context->data[$key]) || !($context->data[$key] instanceof \DateTimeInterface)) {
+                return $matches[0]; // Unverändert lassen
+            }
+
+            return $context->data[$key]->format($format);
+        }, $html);
+    }
+}