4단계 역할 정규화 및 dev 권한 스코프 검증 강화

backend/internal/handler/tenant_handler.go

@@ -116,7 +116,7 @@ func (h *TenantHandler) ListTenants(c *fiber.Ctx) error {
 	profile, _ := c.Locals("user_profile").(*domain.UserProfileResponse)
 
 	// If Tenant Admin, only list manageable tenants
-	if profile != nil && profile.Role == domain.RoleTenantAdmin {
+	if profile != nil && domain.NormalizeRole(profile.Role) == domain.RoleTenantAdmin {
 		slog.Info("Listing manageable tenants for tenant admin", "userID", profile.ID)
 		tenants, err = h.Service.ListManageableTenants(c.Context(), profile.ID)
 		if err != nil {