docs(next-drupal): add example and note about pathPrefix

Fixes #181

www/content/guides/redirects.mdx

@@ -72,3 +72,13 @@ export async function getStaticProps(
 ```
 
 With `fallback: "blocking"` in `getStaticPaths`, this will cache and handle redirects configured in Drupal and still work with incremental static regeneration.
+
+In multilingual setup you may need to specify `pathPrefix` option for `translatePathFromContext` for default locale.
+In some cases Drupal can't find a matching redirect for path without explicit locale prefix.
+
+```tsx
+// Get information about the path.
+const path = await drupal.translatePathFromContext(context, {
+  pathPrefix: context.locale === context.defaultLocale ? context.locale : "/",
+})
+```