Initial commit: RSS feed dashboard aggregating YouTube, Reddit and RT

- PHP 8 + PDO SQLite cache with on-demand TTL refresh and dedup by link hash
- laminas-feed + Guzzle for RSS/Atom parsing and HTTP
- Bootstrap 5 UI with source and time-range filters, AJAX load-more
- User cron-free deployment under Apache/php-fpm; .htaccess hardening

templates/cards.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+use App\View;
+
+/** @var array<int, array<string, mixed>> $items */
+
+foreach ($items as $item):
+    $source = (string) $item['source'];
+    $color = View::sourceColor($source);
+    $link = View::e((string) $item['link']);
+    $publishedAt = $item['published_at'] ?? null;
+    ?>
+    <div class="col-12 col-md-6 col-xl-4">
+        <article class="card h-100 feed-card" style="--src: <?= View::e($color) ?>">
+            <?php if (!empty($item['thumbnail'])): ?>
+                <a href="<?= $link ?>" target="_blank" rel="noopener noreferrer" class="feed-thumb-link">
+                    <img src="<?= View::e((string) $item['thumbnail']) ?>"
+                         class="card-img-top feed-thumb"
+                         alt="" loading="lazy" decoding="async" referrerpolicy="no-referrer">
+                    <span class="thumb-tag"><?= View::e(View::sourceLabel($source)) ?></span>
+                </a>
+            <?php endif; ?>
+            <div class="card-body d-flex flex-column">
+                <div class="d-flex align-items-center gap-2 mb-2">
+                    <?php if (empty($item['thumbnail'])): ?>
+                        <span class="source-chip"><?= View::e(View::sourceLabel($source)) ?></span>
+                    <?php endif; ?>
+                    <small class="feed-name text-truncate mono"><?= View::e((string) ($item['feed_label'] ?? '')) ?></small>
+                </div>
+                <h2 class="card-title mb-2">
+                    <a href="<?= $link ?>" target="_blank" rel="noopener noreferrer"><?= View::e((string) $item['title']) ?></a>
+                </h2>
+                <?php if (!empty($item['description'])): ?>
+                    <p class="card-text flex-grow-1 mb-2"><?= View::e((string) $item['description']) ?></p>
+                <?php endif; ?>
+                <div class="card-footer-meta mt-auto d-flex justify-content-between align-items-center pt-3">
+                    <span class="author text-truncate me-2"><?= View::e((string) ($item['author'] ?? '')) ?></span>
+                    <?php if ($publishedAt): ?>
+                        <time datetime="<?= View::e((string) $publishedAt) ?>"
+                              data-timestamp="<?= View::e((string) $publishedAt) ?>"
+                              class="timestamp mono flex-shrink-0"><?= View::e(View::timeAgo((string) $publishedAt)) ?></time>
+                    <?php endif; ?>
+                </div>
+            </div>
+        </article>
+    </div>
+<?php endforeach; ?>