Show page updates in footer

sass/style.scss

@@ -104,7 +104,7 @@ nav {
 }
 
 main {
-	margin-bottom: 5rem;
+	margin-bottom: 2rem;
 
 	h1, h2, h3, h4, h5, h6 {
 		margin-top: 1.5em;
@@ -117,7 +117,7 @@ main {
 
 	.info {
 		border-top: 1px solid #eee;
-		margin: 2em 0;
+		margin-top: 2em;
 		padding: 1em 0;
 
 		ul {
@@ -131,6 +131,12 @@ main {
 		}
 	}
 
+	.updates ul {
+		margin-top: .5em;
+		padding: 0;
+		list-style-type: none;
+	}
+
 	img {
 		max-width: 100%;
 		box-sizing: border-box;

templates/macros.html

@@ -34,6 +34,19 @@
 	{% endif %}
 {% endmacro %}
 
+{% macro page_updates(page) %}
+	{% if page.extra.updates %}
+		<div class="updates">
+			Page updates:
+			<ul>
+				{% for update in page.extra.updates %}
+					<li>{{ update.date }} &mdash; {{ update.description }}</li>
+				{% endfor %}
+			</ul>
+		</div>
+	{% endif %}
+{% endmacro %}
+
 {% macro toc() %}
 	{% if page.toc and not page.extra.notoc %}
 		<ul>

templates/page.html

@@ -9,4 +9,5 @@
 	{{ macros::toc() }}
 	{{ page.content | safe }}
 	{{ macros::page_info(page=page) }}
+	{{ macros::page_updates(page=page) }}
 {% endblock content %}