How to use the @foal/typeorm.Group function in @foal/typeorm

entities: [ User, Permission, Group ],
      name: 'perm-connection',
      type: 'sqlite',
    });

    const user2 = await getRepository(User, 'perm-connection').findOne({ email: 'john@foalts.org' });
    if (!user2) {
      throw new Error('John was not found in the database.');
    }

    const perm = new Permission();
    perm.codeName = 'admin';
    perm.name = 'Admin permission';
    await getRepository(Permission, 'perm-connection').save(perm);

    const group = new Group();
    group.name = 'Administrators';
    group.codeName = 'administrators';
    group.permissions = [ perm ];
    await getRepository(Group, 'perm-connection').save(group);

    user2.groups = [ group ];
    await getRepository(User, 'perm-connection').save(user2);

    await getConnection('perm-connection').close();

    /* Access the route that requires a specific permission */

    await request(app).get('/bar').set('Cookie', cookie).expect(200);

    /* Log out */

entities: [ User, Permission, Group ],
      name: 'perm-connection',
      type: 'sqlite',
    });

    const user2 = await getRepository(User, 'perm-connection').findOne({ email: 'john@foalts.org' });
    if (!user2) {
      throw new Error('John was not found in the database.');
    }

    const perm = new Permission();
    perm.codeName = 'admin';
    perm.name = 'Admin permission';
    await getRepository(Permission, 'perm-connection').save(perm);

    const group = new Group();
    group.name = 'Administrators';
    group.codeName = 'administrators';
    group.permissions = [ perm ];
    await getRepository(Group, 'perm-connection').save(group);

    user2.groups = [ group ];
    await getRepository(User, 'perm-connection').save(user2);

    await getConnection('perm-connection').close();

    /* Access the route that requires a specific permission */

    await request(app).get('/bar').set('Cookie', cookie).expect(200);

    /* Log out */

export async function main(args) {
  const group = new Group();
  group.permissions = [];
  group.codeName = args.codeName;
  group.name = args.name;

  await createConnection({
    database: './e2e_db.sqlite',
    entities: [ Permission, Group ],
    type: 'sqlite',
  });

  for (const codeName of args.permissions as string[]) {
    const permission = await getRepository(Permission).findOne({ codeName });
    if (!permission) {
      console.log(`No permission with the code name "${codeName}" was found.`);
      return;
    }

database: 'e2e_db.sqlite',
      dropSchema: true,
      entities: [ User, Permission, Group ],
      synchronize: true,
      type: 'sqlite',
    });

    const user1 = new User();
    const user2 = new User();

    const perm = new Permission();
    perm.codeName = 'access-foo';
    perm.name = 'Foo permission';
    await getRepository(Permission).save(perm);

    const group = new Group();
    group.name = 'Administrators';
    group.codeName = 'administrators';
    group.permissions = [ perm ];
    await getRepository(Group).save(group);

    user1.userPermissions = [ perm ];
    user2.groups = [ group ];

    await getRepository(User).save([ user1, user2 ]);

    const session1 = await createService(TypeORMStore).createAndSaveSessionFromUser(user1);
    tokenUser1 = session1.getToken();

    const session2 = await createService(TypeORMStore).createAndSaveSessionFromUser(user2);
    tokenUser2 = session2.getToken();