message: add some basic logging
diff: @@ -18,6 +18,10 @@ async function runServer(port, seedModels) {
  await indexers.update();
  let app = new Koa();
  + app.use(async function(ctxt, next) {
  + await next();
  + log.info('%s %s %s', ctxt.request.method, ctxt.request.url, ctxt.response.status);
  + });
  app.use(require('@cardstack/jsonapi/middleware')(new Searcher(schemaCache), new Writers(schemaCache)));
  app.listen(port);
  log.info("server listening on %s", port);
  