feat: design update, show avatar in navbar

frontend/spa/src/views/BaseViewWrapper.vue

@@ -0,0 +1,14 @@
+<template>
+  <main class="px-4 mt-4">
+    <header v-if="title" class="font-bold uppercase mb-4">{{ title }}</header>
+    <section>
+      <slot></slot>
+    </section>
+  </main>
+</template>
+
+<script setup>
+const props = defineProps({
+  title: String,
+});
+</script>