add index

index.html

@@ -0,0 +1,13 @@
+---
+layout: default
+---
+
+<ul id="feed">
+	{% for post in site.posts %}
+		<li>
+			<small class="date">{{ post.date | date: "%Y年%m月%d日" }}</small>
+			<h3><a href="{{ post.url }}">{{ post.title }}</a></h3>
+			{{ post.excerpt }}
+		</li>
+	{% endfor %}
+</ul>