Move sculpin-old files to sculpin-old directory

sculpin-old/source/_partials/blog/post-summary.html.twig

@@ -0,0 +1,31 @@
+<div>
+    <div>
+        <h2 class="text-inherit text-lg m-0 leading-snug">
+            <a
+                href="{{ post.external_url ?: post.url }}"
+                class="text-inherit"
+                tabindex="-1"
+            >
+                {{ post.draft ? 'Draft: '|upper }}{{ post.title }}
+            </a>
+        </h2>
+
+        {% if show_date %}
+            {% include 'posts/post-date' with { class: 'mt-1 text-sm block' } %}
+        {% endif %}
+    </div>
+
+    <div class="mt-2">
+        <p>{{ post.excerpt }}</p>
+    </div>
+
+    {% if not post.type == 'tweet' %}
+        <div class="mt-1">
+            <a href="{{ post.url }}" class="text-sm text-gray-600 hover:text-gray-800">
+                Read more
+                <span class="visuallyhidden">about '{{ post.title }}'</span>
+                &rarr;
+            </a>
+        </div>
+    {% endif %}
+</div>