docs: clarify use cases and document nextjs

Author: aeneasr

README.md

@@ -22,6 +22,11 @@ Ory Elements comes with several packages:
 > before, we recommend migrating to @ory/elements-react. The legacy code base is
 > in https://github.com/ory/elements-legacy.
 
+If you're not looking to implement custom UI components for login, registration,
+settings, verification, recovery, or consent, but rather want to integrate
+authentication without changing the UI, follow our
+[guide for Auth.js](https://www.ory.sh/docs/getting-started/integrate-auth/auth-js).
+
 ## Getting Started
 
 ### React

packages/nextjs/README.md

@@ -4,6 +4,12 @@ This package contains the Next.js SDK for Ory. It is additive to the
 `@ory/elements-react` package and provides utility functions for the app and
 page router.
 
+> [!NOTE]  
+> This package's primary use case is for developing custom components for login,
+> registration, verification, settings, recovery, or consent. For integrating
+> authentication without changing the UI, follow our
+> [guide for Auth.js](https://www.ory.sh/docs/getting-started/integrate-auth/auth-js).
+
 This middleware expects environment variable `NEXT_PUBLIC_ORY_SDK_URL` to be set
 to your Ory Network Project SDK URL. This is the URL that you would use to
 access the Ory API.
@@ -15,12 +21,12 @@ custom domain for `NEXT_PUBLIC_ORY_SDK_URL`.
 
 Run `npm install @ory/nextjs` or `yarn add @ory/nextjs` to install the package.
 
-### Next.js middleware for local development and preview deployments
+## Examples
 
 This package includes a middleware for the app and page router that enables
-local development and preview environments to work with Ory's cookie security
-model. When using the `@ory/nextjs` middleware, Ory Tunnel is not needed for
-development.
+local development and preview environments to work with
+[Ory's cookie security model](https://www.ory.sh/docs/security-model). When
+using the `@ory/nextjs` middleware, Ory Tunnel is not needed for development.
 
 Check the
 [app router](https://github.com/ory/elements/blob/main/examples/nextjs-app-router/middleware.ts)