added slideshow for blog/site with shortcode

src/Content/MiniGalleryPlugin.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Pagekit\Blog\Content;
+
+use Pagekit\Content\Event\ContentEvent;
+use Pagekit\Event\EventSubscriberInterface;
+
+class ReadmorePlugin implements EventSubscriberInterface
+{
+    /**
+     * Content plugins callback.
+     *
+     * @param ContentEvent $event
+     */
+    public function onContentPlugins(ContentEvent $event)
+    {
+        $content = preg_split('/\[readmore\]/i', $event->getContent());
+
+        if ($event['readmore'] && count($content) > 1) {
+            $event['post']->readmore = true;
+            $event->setContent($content[0]);
+        } else {
+            $event->setContent(implode('', $content));
+        }
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function subscribe()
+    {
+        return [
+            'content.plugins' => ['onContentPlugins', 10]
+        ];
+    }
+}

views/slideshow.php

@@ -0,0 +1,5 @@
+<ul class="uk-slideshow" data-uk-slideshow>
+    {% for image in images %}
+        <li><img src="storage/shw-gallery/{{ image.filename }}" alt="{{ image.alt }}"></li>
+    {% endfor %}
+</ul>