attempt fix by using explicit route param instead of reroute hook

Author: emmnull

src/hooks.ts

@@ -0,0 +1,4 @@
+import { isLocale } from '$lib/i18n/generated/runtime';
+import type { ParamMatcher } from '@sveltejs/kit';
+
+export const match = ((param) => isLocale(param)) satisfies ParamMatcher;