feat: add wiki link

src/layouts/Header.astro

@@ -34,6 +34,12 @@ const links = [
           </li>
         ))
       }
+      <li>
+        <a class="text-black bg-primary" href="https://wiki.swablab.de">
+          <span class="w-5 h-5 icon-[ph--notebook-duotone]"></span>
+          wiki
+        </a>
+      </li>
     </ul>
   </div>
   <div class="navbar-end">
@@ -50,6 +56,12 @@ const links = [
             </li>
           ))
         }
+        <li>
+          <a class="text-primary" href="https://wiki.swablab.de">
+            <span class="w-5 h-5 icon-[ph--notebook-duotone]"></span>
+            wiki
+          </a>
+        </li>
       </ul>
     </details>
   </div>

src/layouts/Presence.astro

@@ -1,12 +1,12 @@
 <div id="presence" class="hidden">
-  <div class="md:hidden">
+  <div class="xl:hidden">
     <div class="tooltip tooltip-left">
       <button class="btn btn-square font-normal">
         <span class="icon-[ph--door-open-duotone] w-6 h-6"></span>
       </button>
     </div>
   </div>
-  <div class="hidden md:flex">
+  <div class="hidden xl:flex">
     <button class="btn font-normal">
       <span id="presence-text"></span>
       <span class="icon-[ph--door-open-duotone] w-6 h-6"></span>