feat: introduce news section with blueprint and template

Added a new `news.yml` blueprint and `news.php` template to create a dedicated news section. Integrated structured content with support for various block types, including FEN and PGN formats. Enhanced layout with author details, publication date, and customizable headlines.

site/templates/news.php

@@ -0,0 +1,57 @@
+<?php
+// FEN in Array umwandeln
+    function fenToBoard($fen) {
+        $rows  = explode('/', explode(' ', $fen)[0]);
+        $board = [];
+        foreach ($rows as $row) {
+            $boardRow = [];
+            $chars    = str_split($row);
+            foreach ($chars as $char) {
+                if (is_numeric($char)) {
+                    for ($i = 0; $i < intval($char); $i++) {
+                        $boardRow[] = '';
+                    }
+                } else {
+                    $boardRow[] = $char;
+                }
+            }
+            $board[] = $boardRow;
+        }
+
+        return $board;
+    }?>
+
+
+<?php snippet('layout', slots: true) ?>
+    <p><?= $page->date()->toDate("d.m.Y") ?> - <?= $page->subheadline() ?></p>
+
+    <h1><?= $page->headline() ?></h1>
+
+    <div>
+        <img src="<?= $page->image()->url() ?>" alt="">
+    </div>
+    
+    <div class="blockpage">
+        <?= $page->blocks()->toBlocks() ?>
+    </div>
+
+    <?php if ($user = $page->author()->toUser()): ?>
+        <div class="mt-6 flex border-t border-b-sf_grau-300 pt-6">
+            <div class="relative flex items-center gap-x-4">
+                <img src="<?= $user->avatar()->url() ?>" alt="" class="size-10 rounded-full" />
+                <div class="text-sm/6">
+                    <p>
+                        <a href="#">
+                            <span class="absolute inset-0"></span>
+                            <div class="text-xl">
+                                <?= $user->username() ?>
+                            </div>
+                        </a>
+                    </p>
+                    <p class="text-sm"><?= $user->role()->title() ?></p>
+                </div>
+            </div>
+        </div>
+        <?php endif ?>
+
+<?php endsnippet() ?>