cleanup and refactor i18n + code

src/components/EditorialContent.astro

@@ -10,8 +10,6 @@ const { Content, headings } = await render(content)
 const toc = headings.map((heading) => {
 	return heading
 })
-
-import '../styles/vendor/one-dark-pro.css'
 ---
 
 <div class='sidebar region'>

src/components/MetaDate.astro

@@ -1,6 +1,12 @@
 ---
+import type { ArticleFrontmatter, FragmentFrontmatter } from '../content.config'
+
+type Props = {
+	item: ArticleFrontmatter | FragmentFrontmatter
+}
+
 const { item } = Astro.props
-const locale: 'fr' | 'en' = item.frontmatter.lang
+const locale: 'fr' | 'en' = item.lang
 
 let ui = {
 	published: 'Publié le',
@@ -43,9 +49,9 @@ function rawDate(date: Date) {
 		)
 	}
 	{
-		formatDate(item.createdAt) != formatDate(item.updatedAt) &&
-			!!item.createdAt &&
-			!!item.updatedAt && (
+		!!item.createdAt &&
+			!!item.updatedAt &&
+			formatDate(item.createdAt) != formatDate(item.updatedAt) && (
 				<p class='meta__date'>
 					{ui.updated}&nbsp;:
 					<time datetime={rawDate(item.updatedAt)}>