Update Hero component to dynamically display years since founding; enhance TermineVorschau component with improved date and time formatting, and add Uhrzeit column in the CMS for better event management. Refactor API to handle new fields and improve data handling in CSV exports.

components/Hero.vue

@@ -20,7 +20,7 @@
         </h1>
 
         <p class="text-xl sm:text-2xl text-gray-700 mb-8 max-w-3xl mx-auto animate-fade-in-delay-1">
-          Tradition trifft Moderne - Ihr Tischtennisverein in Frankfurt-Harheim seit über 45 Jahren
+          Tradition trifft Moderne - Ihr Tischtennisverein in Frankfurt-Harheim seit {{ yearsSinceFounding }} Jahren
         </p>
 
       </div>
@@ -29,6 +29,8 @@
 </template>
 
 <script setup>
+const foundingYear = 1954
+const yearsSinceFounding = new Date().getFullYear() - foundingYear
 </script>
 
 <style scoped>