refactor: simplify documentation structure by removing multi-language i18n support and unused components

documentation/src/app/api/search/route.ts

@@ -2,8 +2,6 @@ import { source } from "@/lib/source";
 import { createFromSource } from "fumadocs-core/search/server";
 
 export const { GET } = createFromSource(source, {
-	localeMap: {
-		fr: { language: 'french' },
-		en: { language: 'english' },
-	},
+	// https://docs.orama.com/docs/orama-js/supported-languages
+	language: "english",
 });