Enhance Vereinsmeisterschaften and Vorstand pages with image support for players and board members. Implement lightbox functionality for player images in Vereinsmeisterschaften. Update CSV handling to include image filenames for better data management. Refactor components to utilize PersonCard for board members, improving code readability and maintainability.

pages/training/trainer.vue

@@ -16,6 +16,14 @@
           :key="trainer.id"
           class="bg-white p-8 rounded-xl shadow-lg"
         >
+          <div v-if="trainer.imageFilename" class="mb-4 flex justify-center">
+            <img
+              :src="`/api/personen/${trainer.imageFilename}?width=200&height=200`"
+              :alt="trainer.name"
+              class="w-32 h-32 object-cover rounded-full border-4 border-primary-100 shadow-md"
+              loading="lazy"
+            />
+          </div>
           <h3 class="text-2xl font-display font-bold text-gray-900 mb-2">{{ trainer.lizenz }}</h3>
           <p class="text-gray-600 mb-4">{{ trainer.name }}</p>
           <p class="text-sm text-gray-500">