sid
2
It does not work from the UI, but can be done directly in the config.json file.
Have been using it for a couple of years now.
An extract of my ENV:
{
"debug": "{{$_ENV.DEBUG_MODE == 1}}",
"cron": "{{$_ENV.RUN_CRON == 1}}",
"secret": "{{$_ENV.WAPPLER_SECRET}}",
"redis": "{{$_ENV.REDIS_URL}}",
}