cosmetic: bring back the footer social icons

Author: MikeRalphson

src/_data/site.json

@@ -11,6 +11,10 @@
     { "title": "Our API", "url": "/api-doc/", "size":"" },
     { "title": "OpenAPI Tools", "url": "https://apis.guru/awesome-openapi3/", "size":"" }
   ],
+  "author": {
+     "github": "APIs-guru",
+     "twitter": "APIs_guru"
+  },
   "data": {
   "projects": [
   {

src/_includes/footer.html

@@ -18,8 +18,7 @@
         © 2021 APIs.guru All rights reserved.
       </li>
     </ul>
-    <div>
 
-    </div>
+  </div>
 
 </footer>

src/_includes/icon-github.html

@@ -1 +1 @@
-<a href="https://github.com/{{ include.username }}"><span class="icon icon--github">{% include icon-github.svg %}</span><span class="username">git.io/APIs.guru</span></a>
+<a href="https://github.com/{{ site.author.github }}"><span class="icon icon--github">{% include icon-github.svg %}</span><span class="username">github.com/APIs-guru</span></a>

src/_includes/icon-twitter.html

@@ -1 +1 @@
-<a href="https://twitter.com/{{ include.username }}"><span class="icon icon--twitter">{% include icon-twitter.svg %}</span><span class="username">{{ include.username }}</span></a>
+<a href="https://twitter.com/{{ site.author.twitter }}"><span class="icon icon--twitter">{% include icon-twitter.svg %}</span><span class="username">{{ site.author.twitter }}</span></a>