blog: fix config/layout/issues (index.md)

Author: tyuecode

index.md

@@ -6,14 +6,29 @@ title: 主页
 
 ## 最新文章
 
-<ul>
-  {% for post in site.posts %}
+<ul class="post-list">
+  {% for post in paginator.posts %}
     <li>
-      <a href="{{ post.url | relative_url }}">{{ post.title }}</a>
+      <a class="post-title" href="{{ post.url | relative_url }}">{{ post.title }}</a>
       <span class="post-date">{{ post.date | date: "%Y年%m月%d日" }}</span>
+      <p class="post-excerpt">{{ post.excerpt }}</p>
     </li>
   {% endfor %}
 </ul>
 
+{% if paginator.total_pages > 1 %}
+<nav class="pagination">
+  {% if paginator.previous_page %}
+    <a href="{{ paginator.previous_page_path | relative_url }}">&laquo; 上一页</a>
+  {% endif %}
+  <span>第 {{ paginator.page }} / {{ paginator.total_pages }} 页</span>
+  {% if paginator.next_page %}
+    <a href="{{ paginator.next_page_path | relative_url }}">下一页 &raquo;</a>
+  {% endif %}
+</nav>
+{% endif %}
+
 #### 导航
-- [关于我](/about)
+- [关于我](/about/)
+- [标签归档](/tags/)
+- [RSS 订阅](/feed.xml)