Add language to the top level of page context so it can be used as a page query variable

Signed-off-by: Dmitriy Nevzorov <jimmy.lugat@gmail.com>

Author: jimmyn

src/plugin/onCreatePage.ts

@@ -42,6 +42,7 @@ export const onCreatePage = async (
       path: newPath,
       context: {
         ...page.context,
+        language,
         i18n: {
           language,
           languages,

src/types.ts

@@ -25,5 +25,6 @@ export type I18NextContext = {
 
 export type PageContext = {
   path: string;
+  language: string;
   i18n: I18NextContext & {resources: Resources};
 };