diff --git a/.gitignore b/.gitignore
index 9295227..32b7f43 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,6 +3,7 @@
 /config.json
 /config.example.json
 /data
+/data/*
 /test_data
 /access.log
 /error.log
diff --git a/sample_data/home/error.ejs b/sample_data/home/error.ejs
index c6c5597..2fdfeea 100644
--- a/sample_data/home/error.ejs
+++ b/sample_data/home/error.ejs
@@ -3,17 +3,7 @@
 <head>
     <meta charset="UTF-8">
     <title><%= info.title %> - Error <%= error %></title>
-
-    <meta name="twitter:card" content="summary_large_image">
-    <%- `<meta property="og:title" content="${info.title} - Home">` %>
-    <%- `<meta property="twitter:title" content="${info.title} - Home">` %>
-    <%- `<meta property="og:description" content="${info.description}">` %>
-    <%- `<meta property="twitter:description" content="${info.description}">` %>
-    <%- `<meta property="org:url" content="${info.host}/">` %>
-
-    <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
-
-    <link rel="stylesheet" type="text/css" href="/style.css">
+    <%- include('head'); %>
 </head>
 <body>
 <main>
diff --git a/sample_data/home/head.ejs b/sample_data/home/head.ejs
new file mode 100644
index 0000000..0829bed
--- /dev/null
+++ b/sample_data/home/head.ejs
@@ -0,0 +1,25 @@
+<meta name="twitter:card" content="summary_large_image">
+<% if(locals.article){ %>
+    <%- `<meta property="og:title" content="${info.title} - ${article.title}">` %>
+    <%- `<meta property="twitter:title" content="${info.title} - ${article.title}">` %>
+    <%- `<meta property="og:description" content="${info.description}">` %>
+    <%- `<meta property="twitter:description" content="${info.description}">` %>
+    <%- `<meta property="org:url" content="${info.host + article.url}">` %>
+    <% if (article.thumbnail) { %>
+        <%- `<meta property="og:image" content="${info.host}/${article.thumbnail}">` %>
+        <%- `<meta property="twitter:image" content="${info.host}/${article.thumbnail}">` %>
+    <% } %>
+    <link rel="stylesheet" type="text/css" href="/prism.css">
+<% } else { %>
+    <%- `<meta property="og:title" content="${info.title} - Home">` %>
+    <%- `<meta property="twitter:title" content="${info.title} - Home">` %>
+    <%- `<meta property="og:description" content="${info.description}">` %>
+    <%- `<meta property="twitter:description" content="${info.description}">` %>
+    <%- `<meta property="org:url" content="${info.host}/">` %>
+<% } %>
+
+<link rel="alternate" type="application/rss+xml" title="RSS feed" href="/rss"/>
+
+<meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
+
+<link rel="stylesheet" type="text/css" href="/style.css">
\ No newline at end of file
diff --git a/sample_data/home/index.ejs b/sample_data/home/index.ejs
index e91b227..7f975b6 100644
--- a/sample_data/home/index.ejs
+++ b/sample_data/home/index.ejs
@@ -3,17 +3,7 @@
 <head>
     <meta charset="UTF-8">
     <title><%= info.title %> - Home</title>
-
-    <meta name="twitter:card" content="summary_large_image">
-    <%- `<meta property="og:title" content="${info.title} - Home">` %>
-    <%- `<meta property="twitter:title" content="${info.title} - Home">` %>
-    <%- `<meta property="og:description" content="${info.description}">` %>
-    <%- `<meta property="twitter:description" content="${info.description}">` %>
-    <%- `<meta property="org:url" content="${info.host}/">` %>
-
-    <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
-
-    <link rel="stylesheet" type="text/css" href="style.css">
+    <%- include('head'); %>
 </head>
 <body>
 <main>
diff --git a/sample_data/home/template.ejs b/sample_data/home/template.ejs
index adac905..6e54334 100644
--- a/sample_data/home/template.ejs
+++ b/sample_data/home/template.ejs
@@ -3,22 +3,7 @@
 <head>
     <meta charset="UTF-8">
     <title><%= info.title %> - <%= article.title %></title>
-
-    <meta name="twitter:card" content="summary_large_image">
-    <%- `<meta property="og:title" content="${info.title} - ${article.title}">` %>
-    <%- `<meta property="twitter:title" content="${info.title} - ${article.title}">` %>
-    <%- `<meta property="og:description" content="${info.description}">` %>
-    <%- `<meta property="twitter:description" content="${info.description}">` %>
-    <%- `<meta property="org:url" content="${info.host + article.url}">` %>
-    <% if (article.thumbnail) { %>
-        <%- `<meta property="og:image" content="${info.host + '/' + article.thumbnail}">` %>
-        <%- `<meta property="twitter:image" content="${info.host + '/' + article.thumbnail}">` %>
-    <% } %>
-
-    <meta name="viewport" content="width=device-width, initial-scale=1.0, shrink-to-fit=no">
-
-    <link rel="stylesheet" type="text/css" href="/prism.css">
-    <link rel="stylesheet" type="text/css" href="/style.css">
+    <%- include('head'); %>
 </head>
 <body>
 <main class="article">
