Add teaching section

templates/teaching.html

@@ -0,0 +1,18 @@
+{% extends 'base.html' %}
+
+{% block title %}Yan Lin's Teaching{% endblock %}
+
+{% block header_title %}Yan Lin's Teaching{% endblock %}
+
+{% block navigation %}
+{% endblock %}
+
+{% block content %}
+  <article class="section mt-4">
+    <div class="list-group list-group-flush">
+      {% for teaching in data.teaching %}
+        {% include 'partials/teaching.html' %}
+      {% endfor %}
+    </div>
+  </article>
+{% endblock %}