ouch: init at 0.1.5

[psibi]

Motivation for this change

Adds the ouch cli for easy compression and decompression of files. Tested it locally on a NixOS machine:

$ /nix/store/bmsmpi9hzyjjhqvq4brbchh42j5rdffi-ouch-0.1.5/bin/ouch
ouch - Obvious Unified Compression files Helper

USAGE:
    ouch <files...>                        Decompresses files.

    ouch compress <files...> OUTPUT.EXT    Compresses files into OUTPUT.EXT,
                                           where EXT must be a supported format.

FLAGS:
    -h, --help    Display this help information.
    -y, --yes     Skip overwrite questions.
    -n, --no      Skip overwrite questions.
    --version     Display version information.

SPECIFIC FLAGS:
    -o, --output FOLDER_PATH    When decompressing, to decompress files to
                                another folder.

Visit https://github.com/vrmiguel/ouch for more usage examples.
$ /nix/store/bmsmpi9hzyjjhqvq4brbchh42j5rdffi-ouch-0.1.5/bin/ouch ~/Downloads/helm-v3.6.2-linux-amd64.tar.gz
[INFO] "/home/sibi/Downloads/helm-v3.6.2-linux-amd64.tar.gz" extracted into memory (45.13 MB).
[INFO] attempting to decompress "helm-v3.6.2-linux-amd64.tar"
[INFO] "./linux-amd64/" extracted. (0 B)
[INFO] "./linux-amd64/helm" extracted. (45.11 MB)
[INFO] "./linux-amd64/LICENSE" extracted. (11.37 kB)
[INFO] "./linux-amd64/README.md" extracted. (3.37 kB)

Things done

• Tested using sandboxing (nix.useSandbox on NixOS, or option sandbox in nix.conf on non-NixOS linux)
• Built on platform(s)
  • NixOS
  • macOS
  • other Linux distributions
• Tested via one or more NixOS test(s) if existing and applicable for the change (look inside nixos/tests)
• Tested compilation of all pkgs that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review wip"
• Tested execution of all binary files (usually in ./result/bin/)
• 21.11 Release Notes (or backporting 21.05 Relase notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

[risicle]

Builds & runs, macos 10.15 & nixos x86_64