An application writing to storage/logs/app.log inside a container is writing to a layer that disappears with the container, and nothing collects it. decorate_workers_output is the setting that stops…
A named volume is initialised from the image, so it inherits ownership from whatever the image had. A bind mount is the host’s directory with the host’s ownership,…
A build that rebuilds from scratch on CI while being fully cached locally is usually not a Docker problem — it is that the checkout produced different file…
A development machine that builds images daily accumulates dangling layers, stopped containers and orphaned volumes, and none of it is visible until the disk fills. -a –volumes is…