new: Add link to github

website/web/templates/index.html

@@ -3,6 +3,9 @@
 {% block title %}BGP Ranking{% endblock %}
 
 {% block content %}
+  <a href="https://github.com/D4-project/BGP-Ranking">
+      <img style="position: absolute; top: 0; right: 0; border: 0;" src="{{ url_for('static', filename='forkme_right_darkblue_121621.png') }}" alt="Fork me on GitHub">
+  </a>
   <center>
     <h1>BGP Ranking</h1></br></br>
     <button data-html="true" type="button" class="btn btn-secondary" data-container="body"