Add seo description

app/pages/index.vue

@@ -3,3 +3,11 @@
     <ContentDoc path="/" />
   </main>
 </template>
+
+<script lang="ts" setup>
+const description = 'I\'m Arthur, a Mathematics lover and IA enthusiast. I\'m currently studying at the University of Paris-Saclay. I\'m passionate about Mathematics, Computer Science, and Artificial Intelligence.'
+useSeoMeta({
+  title: 'Arthur Danjou - Mathematics Lover and IA Enthusiast',
+  description
+})
+</script>