feat: add preloader for product page

spa/src/components/LoadingFullScreen.vue

@@ -0,0 +1,17 @@
+<template>
+  <div style="z-index: 99999" class="fixed top-0 left-0 w-full h-full bg-base-100">
+    <div class="flex flex-col items-center justify-center h-full">
+      <span class="loading loading-infinity loading-xl"></span>
+      <h1>{{ text }}</h1>
+    </div>
+  </div>
+</template>
+
+<script setup>
+const props = defineProps({
+  text: {
+    type: String,
+    default: 'Получение данных...',
+  },
+});
+</script>