DISCOURSE_SMTP_PASSWORD contained a full-colon character
: which resulted in an error after pulling down the docker image:
(): mapping values are not allowed in this context at line 62 column 42 -e LANG=en_US.UTF-8
YAML syntax error. Please check your containers/*.yml config files.
That was the final two lines of output from the script. I fixed app.yaml by simply quoting the
./discourse-setup should probably be properly quoting all of these yaml responses anyway.