Running in a supervisor does not affect the environment you see. But running in docker does.
If you see the variable in the shell you run the application in - try:
echo $MY_VAR
Sytem.get_env will also see it.
Running in a supervisor does not affect the environment you see. But running in docker does.
If you see the variable in the shell you run the application in - try:
echo $MY_VAR
Sytem.get_env will also see it.