add: frontend profile data etc

frontend/src/routes/+page.svelte

@@ -4,16 +4,10 @@
 
 <div class="hero-container">
   <!-- <div class="hero-logo"><img src={Developer} alt="Alexander Stölting" /></div> -->
-  <h3 class="hero-subtitle subtitle">
-    This application is the demonstration of a series of tutorials on
-    session-based authentication using Go at the backend and JavaScript
-    (SvelteKit) on the front-end.
-  </h3>
+  <h3 class="hero-subtitle subtitle">Backend vom Carsharing Zeug</h3>
   <div class="hero-buttons-container">
-    <a
-      class="button-dark"
-      href="https://dev.to/sirneij/series/23239"
-      data-learn-more>Learn more</a
+    <a class="button-dark" href="https://tiny-bits.net/" data-learn-more
+      >Auf zu Tiny Bits</a
     >
   </div>
 </div>