다른 탭에 로그인 되어 있는 경우 추가 로그인 요청하지 않고 넘어가도록 개선

backend/internal/handler/auth_handler.go

@@ -3015,11 +3015,15 @@ func (h *AuthHandler) GetAuthTimeline(c *fiber.Ctx) error {
 	if subject != "" && h.Hydra != nil {
 		if sessions, err := h.Hydra.ListConsentSessions(c.Context(), subject, ""); err == nil {
 			for _, session := range sessions {
-				clientID := strings.TrimSpace(session.Client.ClientID)
+				client := session.Client
+				if client.ClientID == "" && session.ConsentRequest != nil {
+					client = session.ConsentRequest.Client
+				}
+				clientID := strings.TrimSpace(client.ClientID)
 				if clientID == "" {
 					continue
 				}
-				name := strings.TrimSpace(session.Client.ClientName)
+				name := strings.TrimSpace(client.ClientName)
 				if name == "" {
 					name = clientID
 				}
@@ -3028,6 +3032,8 @@ func (h *AuthHandler) GetAuthTimeline(c *fiber.Ctx) error {
 					consentAt = *session.AuthenticatedAt
 				} else if session.RequestedAt != nil {
 					consentAt = *session.RequestedAt
+				} else if session.HandledAt != nil {
+					consentAt = *session.HandledAt
 				}
 				if existing, ok := consentMap[clientID]; ok {
 					if !consentAt.IsZero() && (existing.ConsentAt.IsZero() || consentAt.Before(existing.ConsentAt)) {