Fix Language Warning

src/pages/[...slug].astro

@@ -33,7 +33,7 @@ export const getStaticPaths = createGetStaticPaths(async () => {
     return posts.map((page) => ({
         props: {
             page,
-            german: page.id.split("/")[0] === astroI18n.fallbackLocale,
+            german: astroI18n.locale !== astroI18n.primaryLocale && page.id.split("/")[0] !== astroI18n.primaryLocale,
         },
         params: {
             slug: fixLink(page),