improved About page + route

ref #5

src/components/Dashboard.svelte

@@ -45,7 +45,7 @@
         src="https://lauf-fuer-kaya.de/Bilder/kaya-logo-quadrat.png"
         alt="Logo"
         class="h-10" />
-        <h3 class="text-lg">Lauf für Kaya! Admin</h3>
+      <h3 class="text-lg">Lauf für Kaya! Admin</h3>
     </a>
     <nav class="text-sm font-medium text-gray-600" aria-label="Main Navigation">
       <a
@@ -187,6 +187,21 @@
         </svg>
         <span>Settings</span>
       </a>
+      <a
+        class="flex items-center px-4 py-3 transition cursor-pointer group hover:bg-gray-100 hover:text-gray-900"
+        href="/#/about/">
+        <svg
+          class="flex-shrink-0 w-5 h-5 mr-2 text-gray-400 transition group-hover:text-gray-600"
+          xmlns="http://www.w3.org/2000/svg"
+          fill="none"
+          stroke="currentColor"
+          stroke-width="2"
+          stroke-linecap="round"
+          stroke-linejoin="round"
+          viewBox="0 0 24 24"><circle cx="12" cy="12" r="10" />
+          <path d="M12 16v-4M12 8h.01" /></svg>
+        <span>About</span>
+      </a>
     </nav>
   </nav>
   <div class="ml-0 transition md:ml-60">