fix(next-config): restore missing datasheet and brochure rewrites and fix naming

next.config.mjs

@@ -432,11 +432,19 @@ const nextConfig = {
       beforeFiles: [
         {
           source: '/:locale/datasheets/:path*',
-          destination: '/datasheets/:path*',
+          destination: '/api/datasheets/:path*',
         },
         {
-          source: '/:locale/brochure/:path*',
-          destination: '/brochure/:path*',
+          source: '/:locale/brochures/:path*',
+          destination: '/api/brochures/:path*',
+        },
+        {
+          source: '/datasheets/:path*',
+          destination: '/api/datasheets/:path*',
+        },
+        {
+          source: '/brochures/:path*',
+          destination: '/api/brochures/:path*',
         },
         {
           source: '/de/produkte',