private HttpResponse getTenants(RestApi.RequestContext context) {
        return new ListTenantsResponse(ImmutableSet.copyOf(tenantRepository.getAllTenantNames()));
    }
Handler to create, get and delete a tenant, and listing of tenants.

@author jonmv
configserver/src/main/java/com/yahoo/vespa/config/server/http/v2/TenantHandler.java