fix: Update force-organizations guide to use auth from middleware correctly (#949)

Author: panteliselef

docs/guides/force-organizations.mdx

@@ -250,8 +250,10 @@ In the example below, the `clerkMiddleware()` helper is used to redirect signed
 import { clerkMiddleware } from '@clerk/nextjs/server';
 
 export default clerkMiddleware((auth, req) => {
+  const { userId, orgId } = auth();
+
   // Redirect signed in users to organization selection page if they are not active in an organization
-  if(auth.userId && !auth.orgId && req.nextUrl.pathname !== "/org-selection"){
+  if(userId && !orgId && req.nextUrl.pathname !== "/org-selection"){
     const searchParams = new URLSearchParams({redirectUrl: req.url});
 
     const orgSelection = new URL(`/org-selection?${searchParams.toString()}`, req.url);
@@ -271,10 +273,12 @@ To limit access to a specific part of the application, you can check if the path
 import { clerkMiddleware } from '@clerk/nextjs/server';
 
 export default clerkMiddleware((auth, req) => {
+  const { userId, orgId } = auth();
+
   // Redirect signed in users to organization selection page if they are not active in an organization
   if(
-    auth.userId &&
-    !auth.orgId &&
+    userId &&
+    !orgId &&
     req.nextUrl.pathname.startsWith('/dashboard') &&
     req.nextUrl.pathname !== "/dashboard/org-selection"
   ){

docs/references/nextjs/clerk-middleware.mdx

@@ -143,15 +143,16 @@ const isProtectedRoute = createRouteMatcher([
 ]);
 
 export default clerkMiddleware((auth, req) => {
+  const { has, redirectToSignIn } = auth()
   // Restrict admin routes to users with specific permissions
   if (isProtectedRoute(req) &&
-    !auth().has({ permission: 'org:sys_memberships:manage' }) ||
-    !auth().has({ permission: 'org:sys_domains_manage' })
+    !has({ permission: 'org:sys_memberships:manage' }) ||
+    !has({ permission: 'org:sys_domains_manage' })
   ){
 
     // Add logic to run if the user does not have the required permissions
 
-    return auth.redirectToSignIn();
+    return redirectToSignIn();
   }
 });