chore(nextjs): Use utilities from @clerk/shared

.changeset/unlucky-emus-greet.md

@@ -0,0 +1,7 @@
+---
+'@clerk/nextjs': minor
+'@clerk/shared': minor
+---
+
+Add the `use client` directive in `@clerk/shared` to make the package compatible with an RSC environment.
+Remove several helpers from `@clerk/nextjs` and import them from `@clerk/shared` instead.

packages/nextjs/src/server/utils.ts

@@ -1,10 +1,10 @@
 import type { RequestState } from '@clerk/backend';
 import { buildRequestUrl, constants } from '@clerk/backend';
+import { handleValueOrFn, isHttpOrHttps } from '@clerk/shared';
 import type { NextRequest } from 'next/server';
 import { NextResponse } from 'next/server';
 
 import { constants as nextConstants } from '../constants';
-import { handleValueOrFn, isHttpOrHttps } from '../shared';
 import { API_KEY, DOMAIN, IS_SATELLITE, PROXY_URL, SECRET_KEY, SIGN_IN_URL } from './clerkClient';
 import { missingDomainAndProxy, missingSignInUrlInDev } from './errors';
 import type { NextMiddlewareResult, RequestLike } from './types';