feat: rewrite to use app config and rework docs (#143)

Co-authored-by: Daniel Roe <daniel@roe.dev>
Co-authored-by: Sébastien Chopin <seb@nuxt.com>

docs/components/content/ComponentExample.vue

@@ -0,0 +1,22 @@
+<template>
+  <div class="[&>div>pre]:!rounded-t-none">
+    <div class="flex border border-gray-200 dark:border-gray-700 relative not-prose rounded-t-md" :class="[{ 'p-4': padding, 'rounded-b-md': !$slots.code, 'border-b-0': !!$slots.code }, backgroundClass]">
+      <ContentSlot v-if="$slots.default" :use="$slots.default" />
+    </div>
+
+    <ContentSlot v-if="$slots.code" :use="$slots.code" />
+  </div>
+</template>
+
+<script setup lang="ts">
+defineProps({
+  padding: {
+    type: Boolean,
+    default: true
+  },
+  backgroundClass: {
+    type: String,
+    default: 'bg-white dark:bg-gray-900'
+  }
+})
+</script>