fix(auth): restore middleware, fix setup redirect loop, and add next.config rewrites proxying Supabase requests

shop/lib/supabase/proxy.ts

@@ -55,6 +55,7 @@ export async function updateSession(request: NextRequest) {
     request.nextUrl.pathname !== "/" &&
     request.nextUrl.pathname !== "/impressum" &&
     request.nextUrl.pathname !== "/datenschutz" &&
+    request.nextUrl.pathname !== "/setup" &&
     !user &&
     !request.nextUrl.pathname.startsWith("/login") &&
     !request.nextUrl.pathname.startsWith("/auth")

shop/middleware.ts

@@ -1,7 +1,7 @@
 import { updateSession } from "@/lib/supabase/proxy";
 import { type NextRequest } from "next/server";
 
-export async function proxy(request: NextRequest) {
+export async function middleware(request: NextRequest) {
   return await updateSession(request);
 }
 

shop/next.config.ts

@@ -25,6 +25,23 @@ const nextConfig: NextConfig = {
       },
     ];
   },
+  async rewrites() {
+    const supabaseUrl = (process.env.SUPABASE_URL || "http://supabase-kong:8000").replace(/\/$/, "");
+    return [
+      {
+        source: '/auth/v1/:path*',
+        destination: `${supabaseUrl}/auth/v1/:path*`,
+      },
+      {
+        source: '/rest/v1/:path*',
+        destination: `${supabaseUrl}/rest/v1/:path*`,
+      },
+      {
+        source: '/storage/v1/:path*',
+        destination: `${supabaseUrl}/storage/v1/:path*`,
+      },
+    ];
+  },
 };
 
 export default nextConfig;