Balazsorban44/main (#313)

* chore(deps): upgrade `next`

* refactor: move Middleware to root

* bump nextra for next 12.2 support

Co-authored-by: Balázs Orbán <[email protected]>

Author: huozhi

middleware.js

@@ -0,0 +1 @@
+export { locales as middleware } from "nextra/locales";

package.json

@@ -16,9 +16,9 @@
     "focus-visible": "^5.1.0",
     "intersection-observer": "^0.10.0",
     "markdown-to-jsx": "^6.11.4",
-    "next": "^12.1.0",
-    "nextra": "^2.0.0-alpha.50",
-    "nextra-theme-docs": "^2.0.0-alpha.53",
+    "next": "^12.2.0",
+    "nextra": "^2.0.0-beta.6",
+    "nextra-theme-docs": "^2.0.0-beta.6",
     "react": "^17.0.2",
     "react-dom": "^17.0.2",
     "react-intersection-observer": "^8.26.2"