add external-link icon when appropriate

app/developer/templates/developer/client_details/basic_info.html

@@ -7,7 +7,9 @@
     <div class="alert alert-warning alert-dismissible fade show mb-4" role="alert">
       <h4 class="alert-heading">Well done!</h4>
       <p>
-        Please head to our <a href="http://docs.simplelogin.io" target="_blank">documentation</a>
+        Please head to our
+        <a href="http://docs.simplelogin.io" target="_blank">
+        documentation <i class="fe fe-external-link"></i></a>
         to see how to add SimpleLogin into your website/application.
       </p>
       <p>

app/developer/templates/developer/index.html

@@ -12,7 +12,8 @@
       <strong>If you have a website or a mobile application and want to add SimpleLogin to it, this page is for
         you!</strong>
       <p>Have a look at our extensive doc to have an idea 👉
-        <a href="https://docs.simplelogin.io" target="_blank">Docs</a>
+        <a href="https://docs.simplelogin.io" target="_blank">Docs <i class="fe fe-external-link"></i>
+        </a>
       </p>
       <p>Create your first SimpleLogin App here 👇</p>
     </div>

templates/footer.html

@@ -5,8 +5,12 @@
         <div class="row align-items-center">
           <div class="col-auto">
             <ul class="list-inline list-inline-dots mb-0">
-              <li class="list-inline-item"><a href="https://simplelogin.io" target="_blank">Website</a></li>
-              <li class="list-inline-item"><a href="https://docs.simplelogin.io" target="_blank">Documentation</a></li>
+              <li class="list-inline-item"><a href="https://simplelogin.io" target="_blank">
+                Website <i class="fe fe-external-link"></i>
+              </a></li>
+              <li class="list-inline-item"><a href="https://docs.simplelogin.io" target="_blank">
+                Documentation <i class="fe fe-external-link"></i>
+              </a></li>
               <li class="list-inline-item"><a href="mailto:hi@simplelogin.io">Contact Us</a></li>
             </ul>
           </div>
@@ -14,7 +18,8 @@
       </div>
       <div class="col-12 col-lg-auto mt-3 mt-lg-0 text-center">
         Copyright © {{ YEAR }}
-        <a href="https://simplelogin.io">SimpleLogin</a>.
+        <a href="https://simplelogin.io" target="_blank">SimpleLogin
+        </a>.
         All rights reserved.
       </div>
     </div>