refreshToken 만료 검증 로직 추가

src/main/java/Gotcha/common/jwt/JwtHelper.java

@@ -36,6 +36,8 @@ public TokenDto createToken(User user) {
     }
 
     public TokenDto reissueToken(String refreshToken) {
+        refreshTokenService.isExpiredRefreshToken(refreshToken);
+
         String email = tokenProvider.getEmail(refreshToken);
 
         if (!refreshTokenService.existedRefreshToken(email, refreshToken))

src/main/java/Gotcha/common/jwt/RefreshTokenService.java

@@ -1,6 +1,9 @@
 package Gotcha.common.jwt;
 
+import Gotcha.common.exception.CustomException;
+import Gotcha.common.jwt.exception.JwtExceptionCode;
 import Gotcha.common.util.RedisUtil;
+import io.jsonwebtoken.ExpiredJwtException;
 import lombok.RequiredArgsConstructor;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
@@ -39,4 +42,12 @@ public boolean existedRefreshToken(String email, String requestRefreshToken) {
 
         return storedRefreshToken.equals(requestRefreshToken);
     }
+
+    public void isExpiredRefreshToken(String refreshToken) {
+        try {
+            tokenProvider.isExpired(refreshToken);
+        } catch (ExpiredJwtException e) {
+            throw new CustomException(JwtExceptionCode.REFRESH_TOKEN_EXPIRED);
+        }
+    }
 }

src/main/java/Gotcha/domain/auth/api/AuthApi.java

@@ -123,7 +123,17 @@ public interface AuthApi {
                                              "message": "Refresh Token을 찾을 수 없습니다."
                                         }
                                     """)
-                    }))
+                    })),
+            @ApiResponse(responseCode = "401", description = "refreshToken 만료",
+                    content = @Content(mediaType = "application/json", examples = {
+                            @ExampleObject(value = """
+                                        {
+                                             "status": "UNAUTHORIZED",
+                                             "message": "Refresh Token이 만료되었습니다."
+                                        }
+                                    """)
+                    })
+            )
     })
     ResponseEntity<?> reIssueToken(@CookieValue(name = REFRESH_COOKIE_VALUE, required = false) String refreshToken);