테넌트 접속 제한 백엔드 로직 수정

backend/internal/handler/client_tenant_access.go

@@ -144,6 +144,19 @@ func isClientTenantAccessAllowed(profile *domain.UserProfileResponse, client dom
 	return clientTenantAccessAllowed(profile, client)
 }
 
+func enforceClientTenantAccess(c *fiber.Ctx, client domain.HydraClient, profile *domain.UserProfileResponse, resolveErr error) error {
+	if !clientTenantAccessRestricted(client.Metadata) {
+		return nil
+	}
+	if resolveErr != nil || profile == nil {
+		return tenantNotAllowedError(c)
+	}
+	if !clientTenantAccessAllowed(profile, client) {
+		return tenantNotAllowedError(c)
+	}
+	return nil
+}
+
 type clientStructuredScope struct {
 	Name      string `json:"name"`
 	Mandatory bool   `json:"mandatory"`