refactor(AttendeeController): HttpServletResponse 대신 ResponseEntity가 …

…제공하는 API를 사용하여 쿠키 추가 로직 개선

backend/src/main/java/kr/momo/controller/attendee/AttendeeController.java

@@ -1,11 +1,12 @@
 package kr.momo.controller.attendee;
 
-import jakarta.servlet.http.Cookie;
-import jakarta.servlet.http.HttpServletResponse;
 import jakarta.validation.Valid;
 import kr.momo.service.attendee.AttendeeService;
 import kr.momo.service.attendee.dto.AttendeeLoginRequest;
 import lombok.RequiredArgsConstructor;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.ResponseCookie;
+import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestBody;
@@ -20,21 +21,21 @@ public class AttendeeController {
     private final AttendeeService attendeeService;
 
     @PostMapping("/api/v1/meetings/{uuid}/login")
-    public void login(
-            @PathVariable String uuid, @RequestBody @Valid AttendeeLoginRequest request, HttpServletResponse response
-    ) {
+    public ResponseEntity<Void> login(@PathVariable String uuid, @RequestBody @Valid AttendeeLoginRequest request) {
         String token = attendeeService.login(uuid, request);
         String path = String.format("/api/v1/meetings/%s/", uuid);
 
-        Cookie cookie = createCookie(token, path);
-        response.addCookie(cookie);
+        return ResponseEntity.ok()
+                .header(HttpHeaders.SET_COOKIE, createCookie(token, path))
+                .build();
     }
 
-    private Cookie createCookie(String value, String path) {
-        Cookie cookie = new Cookie(ACCESS_TOKEN, value);
-        cookie.setHttpOnly(true);
-        cookie.setSecure(true);
-        cookie.setPath(path);
-        return cookie;
+    private String createCookie(String value, String path) {
+        return ResponseCookie.from(ACCESS_TOKEN, value)
+                .httpOnly(true)
+                .secure(true)
+                .path(path)
+                .build()
+                .toString();
     }
 }