Use PROD url for metas instead of host

src/routes/index.svelte

@@ -73,7 +73,7 @@
 	<title>{$site.seo_name} - {$site.seo_title_default} across the globe</title>
     <meta name="description" content={$site.seo_description_default}>
     <SocialMetas
-        url="https://{$page.host}"
+        url="{process.env.CONFIG.PROD_URL}"
         title="{$site.seo_name} - {$site.seo_title_default} across the globe"
         description={$site.seo_description_default}
         image={$site.seo_share_image.full_url}