enable / disable Nginx's virtual host.
run
npm build
then delete 'frontInDev' directory.
Put 'NginxEnabledHostController' directory in your server and set the directory to document root for this site.
sudo visudo
Add the following to the end of file.
[username] ALL=NOPASSWDL: /usr/bin/ln
[username] ALL=NOPASSWDL: /usr/bin/unlink
# Installation (developer)
run
```bash
npm install
run
docker-compose up
or
npm start
to start api server and web server.