feat: add expire time into login response

src/main/java/com/onixbyte/deltaforceguide/controller/AuthController.java

@@ -18,6 +18,7 @@ import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 import java.time.Duration;
+import java.time.LocalDateTime;
 
 /**
  * REST controller for user authentication endpoints (login, logout).
@@ -43,12 +44,14 @@ public class AuthController {
     @PostMapping("/login")
     public ResponseEntity<UserResponse> login(@Validated @RequestBody LoginRequest request) {
         var user = authService.login(request);
+        var currentTime = LocalDateTime.now();
         var accessToken = tokenClient.generateToken(user);
         var accessTokenCookie = cookieService.buildCookie(CookieName.ACCESS_TOKEN, accessToken);
+        var cookieMaxAge = accessTokenCookie.getMaxAge();
 
         return ResponseEntity.ok()
                 .header(HttpHeaders.SET_COOKIE, accessTokenCookie.toString())
-                .body(UserResponse.from(user));
+                .body(UserResponse.from(user, currentTime.plus(cookieMaxAge)));
     }
 
     @RequiresAuth

src/main/java/com/onixbyte/deltaforceguide/domain/dto/UserResponse.java

@@ -2,6 +2,8 @@ package com.onixbyte.deltaforceguide.domain.dto;
 
 import com.onixbyte.deltaforceguide.domain.entity.User;
 
+import java.time.LocalDateTime;
+
 /**
  * Response DTO for a user account, including associated credentials.
  *
@@ -10,13 +12,15 @@ import com.onixbyte.deltaforceguide.domain.entity.User;
 public record UserResponse(
         Long id,
         String username,
-        String email
+        String email,
+        LocalDateTime expiration
 ) {
-    public static UserResponse from(User user) {
+    public static UserResponse from(User user, LocalDateTime expiration) {
         return new UserResponse(
                 user.getId(),
                 user.getUsername(),
-                user.getEmail()
+                user.getEmail(),
+                expiration
         );
     }
 }