fix: auth 리디렉션 정책 단순화 및 로그인 후 메인 이동 통일 (#476)

* fix(web): simplify auth redirects and route login success to home

* fix(web): restore kakao signup redirect and protect community routes

* fix(web): rollback postAppleAuth to main behavior

Author: manNomi

apps/web/src/apis/Auth/postKakaoAuth.ts

@@ -22,7 +22,6 @@ const usePostKakaoAuth = () => {
         setAccessToken(data.accessToken);
 
         toast.success("로그인에 성공했습니다.");
-
         setTimeout(() => {
           router.push("/");
         }, 100);

apps/web/src/middleware.ts

@@ -2,7 +2,6 @@ import type { NextRequest } from "next/server";
 import { NextResponse } from "next/server";
 
 const loginNeedPages = ["/mentor", "/my", "/community"]; // 로그인 필요페이지
-const COMMUNITY_LOGIN_REASON = "community-members-only";
 
 export function middleware(request: NextRequest) {
   const url = request.nextUrl.clone();
@@ -12,13 +11,6 @@ export function middleware(request: NextRequest) {
   //   return NextResponse.next();
   // }
 
-  // 서버 사이드 인증 체크가 활성화된 경우에만 미들웨어 적용
-  // (RefreshToken은 항상 HTTP-only 쿠키로 관리됨)
-  const isServerSideAuthEnabled = process.env.NEXT_PUBLIC_COOKIE_LOGIN_ENABLED === "true";
-  if (!isServerSideAuthEnabled) {
-    return NextResponse.next();
-  }
-
   // HTTP-only 쿠키의 refreshToken 확인
   const refreshToken = request.cookies.get("refreshToken")?.value;
 
@@ -28,13 +20,8 @@ export function middleware(request: NextRequest) {
   });
 
   if (needLogin && !refreshToken) {
-    const isCommunityRoute = url.pathname === "/community" || url.pathname.startsWith("/community/");
     url.pathname = "/login";
-    if (isCommunityRoute) {
-      url.searchParams.set("reason", COMMUNITY_LOGIN_REASON);
-    } else {
-      url.searchParams.delete("reason");
-    }
+    url.searchParams.delete("reason");
     return NextResponse.redirect(url);
   }