app runs on port 3000

[iainmsi]

I'm trying to configure scinote with https-portal, I can get it working with the "dangerous docker discovery method"
but i wanted to avoid using this method
if it try or any of the others I get the error did not find expected key -what am I doing wrong ?

thankyou

version: '2'
services:
https-portal:
# https://github.com/SteveLTN/https-portal
restart: always

image: steveltn/https-portal:1

a-multi-port-web-application:

...

expose:
- '80'
- '443'
environment:
VIRTUAL_HOST: example.com
VIRTUAL_PORT: '3000'
environment: