Adding the OpenJS Foundation logo and copyright to JSON Schema site.

As per OpenJS Foundation onboarding requirements we need to add the OpenJS Foundation logo and copyright to JSON Schema site.

Author: benjagm

_includes/footer.html

@@ -19,7 +19,10 @@ <h2 class="footer-heading">{{ site.title | escape }}</h2>
       </div>
 
       <div class="footer-col footer-col-3">
-        <p>{{ site.description | escape }}</p>
+        <p>
+        <a href="https://openjsf.org"><img alt="Logo of the OpenJS Foundation" src="/assets/openjs_foundation-logo.svg" class="custom-logo-link"></a>
+        <br>© 2023 Open JS Foundation
+        </p>
       </div>
     </div>
 

assets/main.scss

@@ -176,4 +176,11 @@ $content-width:    960px !default;
 
 .wrapper.buttons {
   margin-bottom: 10px;
+}
+
+.custom-logo-link {
+  /* display: inline-block; */
+  max-height: 40px;
+  padding-bottom: 0.7em;
+  /* width: auto; */
 }