message: Route tests use real FSRealm instead of test realm
diff: @@ -3,10 +3,13 @@ import Mocha from 'mocha';
  import { HubServer } from '../../main';
  import CardCache from '../../services/card-cache';
  import { Registry } from '@cardstack/di';
  -import { TestCardCacheConfig, ProjectTestRealm, resolveCard } from './cards';
  +import { TestCardCacheConfig, resolveCard } from './cards';
  import supertest from 'supertest';
  import { INSECURE_CONTEXT } from '../../services/card-service';
  +import tmp from 'tmp';
  +tmp.setGracefulCleanup();
  +
  export function setupServer(
  mochaContext: Mocha.Suite,
  config: {
  @@ -33,7 +36,10 @@ export function setupServer(
  }
  if (config.testRealm) {
  - return (await server.container.lookup('realm-manager')).createRealm({ url: config.testRealm }, ProjectTestRealm);
  + return (await server.container.lookup('realm-manager')).createRealm({
  + url: config.testRealm,
  + directory: tmp.dirSync().name,
  + });
  }
  });
  