Test
準備
onk277@onk-server:~$ sudo mkdir -p /srv/my-express-app onk277@onk-server:~$ sudo groupadd project-team onk277@onk-server:~$ sudo usermod -aG project-team shudo onk277@onk-server:~$ sudo usermod -aG project-team kose onk277@onk-server:~$ sudo chown -R :project-team /srv/my-express-app onk277@onk-server:~$ sudo chmod -R 775 /srv/my-express-app onk277@onk-server:~$ sudo chmod g+s /srv/my-express-app