Next.js middleware 질문입니다

글쎄요.. 혹시 비어 토큰이 제대로 전달 되는지 확인해보시고 리턴 값이 제대로 출력하는지 로그 확인 부터 해보세요

안녕하세요. 우선 request.cookies.get("accessToken")?.value 이 문법이 먼저 맞는지 보셔야할 것 같아요. Next.js docs에 있는 cookies setting하는 방법 코드 첨부해드려요.

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import { NextResponse } from 'next/server'
import type { NextRequest } from 'next/server'
 
export function middleware(request: NextRequest) {
  // Assume a "Cookie:nextjs=fast" header to be present on the incoming request
  // Getting cookies from the request using the `RequestCookies` API
  let cookie = request.cookies.get('nextjs')
  console.log(cookie) // => { name: 'nextjs', value: 'fast', Path: '/' }
  const allCookies = request.cookies.getAll()
  console.log(allCookies) // => [{ name: 'nextjs', value: 'fast' }]
 
  request.cookies.has('nextjs') // => true
  request.cookies.delete('nextjs')
  request.cookies.has('nextjs') // => false
 
  // Setting cookies on the response using the `ResponseCookies` API
  const response = NextResponse.next()
  response.cookies.set('vercel', 'fast')
  response.cookies.set({
    name: 'vercel',
    value: 'fast',
    path: '/',
  })
  cookie = response.cookies.get('vercel')
  console.log(cookie) // => { name: 'vercel', value: 'fast', Path: '/' }
  // The outgoing response will have a `Set-Cookie:vercel=fast;path=/test` header.
 
  return response
}