fix(docker): define env variables to easily access file generated by the application
fix(docker): define env variables to easily access file generated by the application

All the files are now located inside /opt/podcast-server/ which should be shared with the -v (volume) parameter inside docker.
This allows to share them with docker host when running inside docker

davinkevin/Podcast-Server,davinkevin/Podcast-Server,davinkevin/Podcast-Server,davinkevin/Podcast-Server,davinkevin/Podcast-Server