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docker
Connect to Container as root
$ docker exec -u 0 -it FW_pgAdmin4 /bin/ash
PostgreSQL DEV refresh
docker exec -it dev-container_devcontainer_db_1 /bin/bash
View filesystem
>docker image save fueltracker_app >image.tgz
References
Docker Exec Command With Examples - https://devconnected.com/docker-exec-command-with-examples/
Exploring Docker container's file system - https://stackoverflow.com/questions/20813486/exploring-docker-containers-file-system