apptainer-build — Build Apptainer container images.
# source: tldr · verified

Examples:
  # Build a container from a definition file [GNU]
    $ apptainer build path/to/image.sif path/to/definition.def
  # Build a container from Docker Hub [GNU]
    $ apptainer build path/to/image.sif docker://image:tag
  # Build a container from the Container Library [GNU]
    $ apptainer build path/to/image.sif library://user/collection/container:tag

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