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21.10 Impish Indri (2021-10-14)

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@github-actions github-actions released this 21 Feb 13:02
· 84 commits to master since this release
d8d8095
os:
- name: Ubuntu
  codename: Impish Indri
  series: impish
  version: '21.10'
  docker:
    oci-platforms:
    - linux/386
    - linux/amd64
    - linux/arm/v7
    - linux/arm64
    - linux/ppc64le
    - linux/riscv64
    - linux/s390x
    cmt: |-
      Usage:
          docker run -it --rm ghcr.io/2cd/ubuntu:21.10
    mirror:
    - name: ghcr
      repositories:
      - ghcr.io/2cd/ubuntu:21.10
      - ghcr.io/2cd/ubuntu:impish
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:e57fb1dccb1eb4f4a99cac877da076c4fe3c454b5e68f46fdb890048bd706aa0
    - name: reg
      repositories:
      - reg.tmoe.me:2096/ubuntu/impish:latest
      - reg.tmoe.me:2096/ubuntu/21.10:latest
      repo-digests:
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:e57fb1dccb1eb4f4a99cac877da076c4fe3c454b5e68f46fdb890048bd706aa0
      - reg.tmoe.me:2096/ubuntu/impish@sha256:e57fb1dccb1eb4f4a99cac877da076c4fe3c454b5e68f46fdb890048bd706aa0
  tag:
  - name: impish-x64
    arch: x64
    datetime:
      build: 2024-02-21 12:04:35.056131388 +00:00:00
      update: 2024-02-21 13:02:15.589248294 +00:00:00
    docker:
      platform: linux/amd64
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:881761eeea1520fd80f47284ab1d236a4df27ff351b9d850c7a111768547386d
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:881761eeea1520fd80f47284ab1d236a4df27ff351b9d850c7a111768547386d
      - reg.tmoe.me:2096/ubuntu/impish@sha256:881761eeea1520fd80f47284ab1d236a4df27ff351b9d850c7a111768547386d
      mirror:
      - name: ghcr
        repositories:
        - ghcr.io/2cd/ubuntu:impish-x64
        - ghcr.io/2cd/ubuntu:21.10-x64
      - name: reg
        repositories:
        - reg.tmoe.me:2096/ubuntu/impish:x64
        - reg.tmoe.me:2096/ubuntu/21.10:x64
    file:
      name: 21.10_impish_x64.tar.zst
      size:
        bytes: 27743684
        readable: 26.46 MiB
        kib: 27093.44 KiB
        tar-bytes: 101806080
        tar-readable: 97.09 MiB
        cmt: |+
          Ideally:
              zstd size => download size (i.e., Consumes 26.46 MiB of traffic)
              tar size => uncompressed size (Actually, the extracted content is >= 97.09 MiB)
              zstd + tar size ~= space occupation for initial installation
                  (i.e., Requires at least 123.55 MiB of disk storage space, but actually needs more)

      modified-time: 2024-02-21 12:07:31.016079048 +00:00:00
      zstd:
        level: 18
        long-distance: false
        dict: false
      digest:
      - algorithm: blake3
        hex: 58d7f167a180c60359b6c7eeba2137a84a8ef3c29c51df46e576ec866aac5113
        cmt: |+
          Usage:
              # run apt as root (i.e., +sudo/+doas)
              apt install b3sum

              # check blake3 hash
              echo '58d7f167a180c60359b6c7eeba2137a84a8ef3c29c51df46e576ec866aac5113  21.10_impish_x64.tar.zst' > blake3.txt
              b3sum --check blake3.txt

      - algorithm: sha256
        hex: f56d8bb3010eb8bb381a48bdabb1f27b1e03813a377e7c36a51ef45a712750b1
        cmt: |+
          Usage:
              # check sha256 hash
              echo 'f56d8bb3010eb8bb381a48bdabb1f27b1e03813a377e7c36a51ef45a712750b1  21.10_impish_x64.tar.zst' > sha256.txt
              sha256sum --check sha256.txt

      mirror:
      - name: github
        url: https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_x64.tar.zst
        cmt: |+
          Usage:
              mkdir -p ./tmp/impish-x64
              cd tmp
              curl -LO 'https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_x64.tar.zst'

              # run gnutar or bsdtar (libarchive-tools) as root (e.g., doas tar -xvf file.tar.zst)
              tar -C impish-x64 -xf "21.10_impish_x64.tar.zst"

              # run apt as root (i.e., +sudo/+doas)
              apt install systemd-container qemu-user-static

              # run nspawn as root (i.e., +sudo/+doas)
              systemd-nspawn -D impish-x64 -E LANG=$LANG

  - name: impish-arm64
    arch: arm64
    datetime:
      build: 2024-02-21 12:04:35.053427986 +00:00:00
      update: 2024-02-21 13:02:15.615545883 +00:00:00
    docker:
      platform: linux/arm64
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:eeccaa7c18b1dbfe264921026d7d88465572d3c3fc34026f23db3d0b41891d80
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:eeccaa7c18b1dbfe264921026d7d88465572d3c3fc34026f23db3d0b41891d80
      - reg.tmoe.me:2096/ubuntu/impish@sha256:eeccaa7c18b1dbfe264921026d7d88465572d3c3fc34026f23db3d0b41891d80
      mirror:
      - name: ghcr
        repositories:
        - ghcr.io/2cd/ubuntu:impish-arm64
        - ghcr.io/2cd/ubuntu:21.10-arm64
      - name: reg
        repositories:
        - reg.tmoe.me:2096/ubuntu/impish:arm64
        - reg.tmoe.me:2096/ubuntu/21.10:arm64
    file:
      name: 21.10_impish_arm64.tar.zst
      size:
        bytes: 26611582
        readable: 25.38 MiB
        kib: 25987.87 KiB
        tar-bytes: 94412800
        tar-readable: 90.04 MiB
        cmt: |+
          Ideally:
              zstd size => download size (i.e., Consumes 25.38 MiB of traffic)
              tar size => uncompressed size (Actually, the extracted content is >= 90.04 MiB)
              zstd + tar size ~= space occupation for initial installation
                  (i.e., Requires at least 115.42 MiB of disk storage space, but actually needs more)

      modified-time: 2024-02-21 12:09:59.491582321 +00:00:00
      zstd:
        level: 18
        long-distance: false
        dict: false
      digest:
      - algorithm: blake3
        hex: bfd81208360b3486366cc6baca3b2685afe9b1d40be6d71548d8149f1b68a72b
        cmt: |+
          Usage:
              # run apt as root (i.e., +sudo/+doas)
              apt install b3sum

              # check blake3 hash
              echo 'bfd81208360b3486366cc6baca3b2685afe9b1d40be6d71548d8149f1b68a72b  21.10_impish_arm64.tar.zst' > blake3.txt
              b3sum --check blake3.txt

      - algorithm: sha256
        hex: 52d77710dcc06e447047f3985819e1b76c9453b0b0a9fd28782d2f57e491d0a5
        cmt: |+
          Usage:
              # check sha256 hash
              echo '52d77710dcc06e447047f3985819e1b76c9453b0b0a9fd28782d2f57e491d0a5  21.10_impish_arm64.tar.zst' > sha256.txt
              sha256sum --check sha256.txt

      mirror:
      - name: github
        url: https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_arm64.tar.zst
        cmt: |+
          Usage:
              mkdir -p ./tmp/impish-arm64
              cd tmp
              curl -LO 'https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_arm64.tar.zst'

              # run gnutar or bsdtar (libarchive-tools) as root (e.g., doas tar -xvf file.tar.zst)
              tar -C impish-arm64 -xf "21.10_impish_arm64.tar.zst"

              # run apt as root (i.e., +sudo/+doas)
              apt install systemd-container qemu-user-static

              # run nspawn as root (i.e., +sudo/+doas)
              systemd-nspawn -D impish-arm64 -E LANG=$LANG

  - name: impish-armv7a
    arch: armv7a
    datetime:
      build: 2024-02-21 12:04:42.07648798 +00:00:00
      update: 2024-02-21 13:02:15.640518929 +00:00:00
    docker:
      platform: linux/arm/v7
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:f837c6eb3a4db63a2458b6073cccc18ffcdaa7f25ec1165ad5448ddfec9e9327
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:f837c6eb3a4db63a2458b6073cccc18ffcdaa7f25ec1165ad5448ddfec9e9327
      - reg.tmoe.me:2096/ubuntu/impish@sha256:f837c6eb3a4db63a2458b6073cccc18ffcdaa7f25ec1165ad5448ddfec9e9327
      mirror:
      - name: ghcr
        repositories:
        - ghcr.io/2cd/ubuntu:impish-armv7a
        - ghcr.io/2cd/ubuntu:21.10-armv7a
      - name: reg
        repositories:
        - reg.tmoe.me:2096/ubuntu/impish:armv7a
        - reg.tmoe.me:2096/ubuntu/21.10:armv7a
    file:
      name: 21.10_impish_armv7a.tar.zst
      size:
        bytes: 25509334
        readable: 24.33 MiB
        kib: 24911.46 KiB
        tar-bytes: 78940160
        tar-readable: 75.28 MiB
        cmt: |+
          Ideally:
              zstd size => download size (i.e., Consumes 24.33 MiB of traffic)
              tar size => uncompressed size (Actually, the extracted content is >= 75.28 MiB)
              zstd + tar size ~= space occupation for initial installation
                  (i.e., Requires at least 99.61 MiB of disk storage space, but actually needs more)

      modified-time: 2024-02-21 12:10:04.233825598 +00:00:00
      zstd:
        level: 18
        long-distance: false
        dict: false
      digest:
      - algorithm: blake3
        hex: 7c1dffd968e524504daa411e7c02376e253a0d4c0dc5061aefd1c7f27e6739f8
        cmt: |+
          Usage:
              # run apt as root (i.e., +sudo/+doas)
              apt install b3sum

              # check blake3 hash
              echo '7c1dffd968e524504daa411e7c02376e253a0d4c0dc5061aefd1c7f27e6739f8  21.10_impish_armv7a.tar.zst' > blake3.txt
              b3sum --check blake3.txt

      - algorithm: sha256
        hex: a8f2de6fdc7ac0b4beec31f42b4b898ac2861721f7b18576da5efef1b57cf7d7
        cmt: |+
          Usage:
              # check sha256 hash
              echo 'a8f2de6fdc7ac0b4beec31f42b4b898ac2861721f7b18576da5efef1b57cf7d7  21.10_impish_armv7a.tar.zst' > sha256.txt
              sha256sum --check sha256.txt

      mirror:
      - name: github
        url: https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_armv7a.tar.zst
        cmt: |+
          Usage:
              mkdir -p ./tmp/impish-armv7a
              cd tmp
              curl -LO 'https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_armv7a.tar.zst'

              # run gnutar or bsdtar (libarchive-tools) as root (e.g., doas tar -xvf file.tar.zst)
              tar -C impish-armv7a -xf "21.10_impish_armv7a.tar.zst"

              # run apt as root (i.e., +sudo/+doas)
              apt install systemd-container qemu-user-static

              # run nspawn as root (i.e., +sudo/+doas)
              systemd-nspawn -D impish-armv7a -E LANG=$LANG

  - name: impish-x86
    arch: x86
    datetime:
      build: 2024-02-21 12:05:13.379335272 +00:00:00
      update: 2024-02-21 13:02:15.670739862 +00:00:00
    docker:
      platform: linux/386
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:8235d1335aba4297f4076201d7917a3a500338e5b8d3b91f1f9a45099f978bd6
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:8235d1335aba4297f4076201d7917a3a500338e5b8d3b91f1f9a45099f978bd6
      - reg.tmoe.me:2096/ubuntu/impish@sha256:8235d1335aba4297f4076201d7917a3a500338e5b8d3b91f1f9a45099f978bd6
      mirror:
      - name: ghcr
        repositories:
        - ghcr.io/2cd/ubuntu:impish-x86
        - ghcr.io/2cd/ubuntu:21.10-x86
      - name: reg
        repositories:
        - reg.tmoe.me:2096/ubuntu/impish:x86
        - reg.tmoe.me:2096/ubuntu/21.10:x86
    file:
      name: 21.10_impish_x86.tar.zst
      size:
        bytes: 29069651
        readable: 27.72 MiB
        kib: 28388.33 KiB
        tar-bytes: 106577920
        tar-readable: 101.64 MiB
        cmt: |+
          Ideally:
              zstd size => download size (i.e., Consumes 27.72 MiB of traffic)
              tar size => uncompressed size (Actually, the extracted content is >= 101.64 MiB)
              zstd + tar size ~= space occupation for initial installation
                  (i.e., Requires at least 129.36 MiB of disk storage space, but actually needs more)

      modified-time: 2024-02-21 12:07:33.961436157 +00:00:00
      zstd:
        level: 18
        long-distance: false
        dict: false
      digest:
      - algorithm: blake3
        hex: 81ef92336b029c26187e14b819657396e2fed5d44792cb2c9a9b1ee9a247144a
        cmt: |+
          Usage:
              # run apt as root (i.e., +sudo/+doas)
              apt install b3sum

              # check blake3 hash
              echo '81ef92336b029c26187e14b819657396e2fed5d44792cb2c9a9b1ee9a247144a  21.10_impish_x86.tar.zst' > blake3.txt
              b3sum --check blake3.txt

      - algorithm: sha256
        hex: 66a03c02a9c7a5c9615108de8c8f1ceb861988839b96c7991b8436bf69fcc789
        cmt: |+
          Usage:
              # check sha256 hash
              echo '66a03c02a9c7a5c9615108de8c8f1ceb861988839b96c7991b8436bf69fcc789  21.10_impish_x86.tar.zst' > sha256.txt
              sha256sum --check sha256.txt

      mirror:
      - name: github
        url: https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_x86.tar.zst
        cmt: |+
          Usage:
              mkdir -p ./tmp/impish-x86
              cd tmp
              curl -LO 'https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_x86.tar.zst'

              # run gnutar or bsdtar (libarchive-tools) as root (e.g., doas tar -xvf file.tar.zst)
              tar -C impish-x86 -xf "21.10_impish_x86.tar.zst"

              # run apt as root (i.e., +sudo/+doas)
              apt install systemd-container qemu-user-static

              # run nspawn as root (i.e., +sudo/+doas)
              systemd-nspawn -D impish-x86 -E LANG=$LANG

  - name: impish-ppc64le
    arch: ppc64le
    datetime:
      build: 2024-02-21 12:04:44.881274905 +00:00:00
      update: 2024-02-21 13:02:15.703013496 +00:00:00
    docker:
      platform: linux/ppc64le
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:508c42c72c1f1404190390884b295f40c54fe8de740bedeb5c28144d8ecf3548
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:508c42c72c1f1404190390884b295f40c54fe8de740bedeb5c28144d8ecf3548
      - reg.tmoe.me:2096/ubuntu/impish@sha256:508c42c72c1f1404190390884b295f40c54fe8de740bedeb5c28144d8ecf3548
      mirror:
      - name: ghcr
        repositories:
        - ghcr.io/2cd/ubuntu:impish-ppc64le
        - ghcr.io/2cd/ubuntu:21.10-ppc64le
      - name: reg
        repositories:
        - reg.tmoe.me:2096/ubuntu/impish:ppc64le
        - reg.tmoe.me:2096/ubuntu/21.10:ppc64le
    file:
      name: 21.10_impish_ppc64le.tar.zst
      size:
        bytes: 30898269
        readable: 29.47 MiB
        kib: 30174.09 KiB
        tar-bytes: 143124480
        tar-readable: 136.49 MiB
        cmt: |+
          Ideally:
              zstd size => download size (i.e., Consumes 29.47 MiB of traffic)
              tar size => uncompressed size (Actually, the extracted content is >= 136.49 MiB)
              zstd + tar size ~= space occupation for initial installation
                  (i.e., Requires at least 165.96 MiB of disk storage space, but actually needs more)

      modified-time: 2024-02-21 12:09:53.337382006 +00:00:00
      zstd:
        level: 18
        long-distance: false
        dict: false
      digest:
      - algorithm: blake3
        hex: bde3a8da0103360f51b6f339bbe7f29f40d85f55bbe0c597a7f1c4cbe8f1f921
        cmt: |+
          Usage:
              # run apt as root (i.e., +sudo/+doas)
              apt install b3sum

              # check blake3 hash
              echo 'bde3a8da0103360f51b6f339bbe7f29f40d85f55bbe0c597a7f1c4cbe8f1f921  21.10_impish_ppc64le.tar.zst' > blake3.txt
              b3sum --check blake3.txt

      - algorithm: sha256
        hex: da494ac7c2eda970608d8dcf07b221c9b92237d0450c23fac414c288624c2906
        cmt: |+
          Usage:
              # check sha256 hash
              echo 'da494ac7c2eda970608d8dcf07b221c9b92237d0450c23fac414c288624c2906  21.10_impish_ppc64le.tar.zst' > sha256.txt
              sha256sum --check sha256.txt

      mirror:
      - name: github
        url: https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_ppc64le.tar.zst
        cmt: |+
          Usage:
              mkdir -p ./tmp/impish-ppc64le
              cd tmp
              curl -LO 'https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_ppc64le.tar.zst'

              # run gnutar or bsdtar (libarchive-tools) as root (e.g., doas tar -xvf file.tar.zst)
              tar -C impish-ppc64le -xf "21.10_impish_ppc64le.tar.zst"

              # run apt as root (i.e., +sudo/+doas)
              apt install systemd-container qemu-user-static

              # run nspawn as root (i.e., +sudo/+doas)
              systemd-nspawn -D impish-ppc64le -E LANG=$LANG

  - name: impish-rv64gc
    arch: rv64gc
    datetime:
      build: 2024-02-21 12:05:13.659483689 +00:00:00
      update: 2024-02-21 13:02:15.72934043 +00:00:00
    docker:
      platform: linux/riscv64
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:16044c2d5a14cba65073f79d3137fe50b9608199e7a7ed48de392b0b5e02ec79
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:16044c2d5a14cba65073f79d3137fe50b9608199e7a7ed48de392b0b5e02ec79
      - reg.tmoe.me:2096/ubuntu/impish@sha256:16044c2d5a14cba65073f79d3137fe50b9608199e7a7ed48de392b0b5e02ec79
      mirror:
      - name: ghcr
        repositories:
        - ghcr.io/2cd/ubuntu:impish-rv64gc
        - ghcr.io/2cd/ubuntu:21.10-rv64gc
      - name: reg
        repositories:
        - reg.tmoe.me:2096/ubuntu/impish:rv64gc
        - reg.tmoe.me:2096/ubuntu/21.10:rv64gc
    file:
      name: 21.10_impish_rv64gc.tar.zst
      size:
        bytes: 25623796
        readable: 24.44 MiB
        kib: 25023.24 KiB
        tar-bytes: 84459520
        tar-readable: 80.55 MiB
        cmt: |+
          Ideally:
              zstd size => download size (i.e., Consumes 24.44 MiB of traffic)
              tar size => uncompressed size (Actually, the extracted content is >= 80.55 MiB)
              zstd + tar size ~= space occupation for initial installation
                  (i.e., Requires at least 104.98 MiB of disk storage space, but actually needs more)

      modified-time: 2024-02-21 12:10:05.643241603 +00:00:00
      zstd:
        level: 18
        long-distance: false
        dict: false
      digest:
      - algorithm: blake3
        hex: 39d847a588380caa8c1178be1eeddb5c481a5d212603c49cc0b8f9431046f894
        cmt: |+
          Usage:
              # run apt as root (i.e., +sudo/+doas)
              apt install b3sum

              # check blake3 hash
              echo '39d847a588380caa8c1178be1eeddb5c481a5d212603c49cc0b8f9431046f894  21.10_impish_rv64gc.tar.zst' > blake3.txt
              b3sum --check blake3.txt

      - algorithm: sha256
        hex: ab55a5b748c69acad351c1772f5158abdd1674c86b35f3382cff0a6d38cd8ff1
        cmt: |+
          Usage:
              # check sha256 hash
              echo 'ab55a5b748c69acad351c1772f5158abdd1674c86b35f3382cff0a6d38cd8ff1  21.10_impish_rv64gc.tar.zst' > sha256.txt
              sha256sum --check sha256.txt

      mirror:
      - name: github
        url: https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_rv64gc.tar.zst
        cmt: |+
          Usage:
              mkdir -p ./tmp/impish-rv64gc
              cd tmp
              curl -LO 'https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_rv64gc.tar.zst'

              # run gnutar or bsdtar (libarchive-tools) as root (e.g., doas tar -xvf file.tar.zst)
              tar -C impish-rv64gc -xf "21.10_impish_rv64gc.tar.zst"

              # run apt as root (i.e., +sudo/+doas)
              apt install systemd-container qemu-user-static

              # run nspawn as root (i.e., +sudo/+doas)
              systemd-nspawn -D impish-rv64gc -E LANG=$LANG

  - name: impish-s390x
    arch: s390x
    datetime:
      build: 2024-02-21 12:05:39.408833336 +00:00:00
      update: 2024-02-21 13:02:15.758196665 +00:00:00
    docker:
      platform: linux/s390x
      repo-digests:
      - ghcr.io/2cd/ubuntu@sha256:c0726203879d4dc0af217c0841be5e33b53540247ba8df90e68c9335422b661a
      - reg.tmoe.me:2096/ubuntu/21.10@sha256:c0726203879d4dc0af217c0841be5e33b53540247ba8df90e68c9335422b661a
      - reg.tmoe.me:2096/ubuntu/impish@sha256:c0726203879d4dc0af217c0841be5e33b53540247ba8df90e68c9335422b661a
      mirror:
      - name: ghcr
        repositories:
        - ghcr.io/2cd/ubuntu:impish-s390x
        - ghcr.io/2cd/ubuntu:21.10-s390x
      - name: reg
        repositories:
        - reg.tmoe.me:2096/ubuntu/impish:s390x
        - reg.tmoe.me:2096/ubuntu/21.10:s390x
    file:
      name: 21.10_impish_s390x.tar.zst
      size:
        bytes: 27174787
        readable: 25.92 MiB
        kib: 26537.88 KiB
        tar-bytes: 102103040
        tar-readable: 97.37 MiB
        cmt: |+
          Ideally:
              zstd size => download size (i.e., Consumes 25.92 MiB of traffic)
              tar size => uncompressed size (Actually, the extracted content is >= 97.37 MiB)
              zstd + tar size ~= space occupation for initial installation
                  (i.e., Requires at least 123.29 MiB of disk storage space, but actually needs more)

      modified-time: 2024-02-21 12:11:14.983856406 +00:00:00
      zstd:
        level: 18
        long-distance: false
        dict: false
      digest:
      - algorithm: blake3
        hex: 2470ce2fc6a522452438f54823b19c63b2e21d957ff7ebac70bd5d01a0c1db1a
        cmt: |+
          Usage:
              # run apt as root (i.e., +sudo/+doas)
              apt install b3sum

              # check blake3 hash
              echo '2470ce2fc6a522452438f54823b19c63b2e21d957ff7ebac70bd5d01a0c1db1a  21.10_impish_s390x.tar.zst' > blake3.txt
              b3sum --check blake3.txt

      - algorithm: sha256
        hex: b3658d8503baa8892b2974ac4b0975d0cd3b079858e23b33c5c340047d9486b1
        cmt: |+
          Usage:
              # check sha256 hash
              echo 'b3658d8503baa8892b2974ac4b0975d0cd3b079858e23b33c5c340047d9486b1  21.10_impish_s390x.tar.zst' > sha256.txt
              sha256sum --check sha256.txt

      mirror:
      - name: github
        url: https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_s390x.tar.zst
        cmt: |+
          Usage:
              mkdir -p ./tmp/impish-s390x
              cd tmp
              curl -LO 'https://github.com/2cd/ubuntu-museum/releases/download/21.10/21.10_impish_s390x.tar.zst'

              # run gnutar or bsdtar (libarchive-tools) as root (e.g., doas tar -xvf file.tar.zst)
              tar -C impish-s390x -xf "21.10_impish_s390x.tar.zst"

              # run apt as root (i.e., +sudo/+doas)
              apt install systemd-container qemu-user-static

              # run nspawn as root (i.e., +sudo/+doas)
              systemd-nspawn -D impish-s390x -E LANG=$LANG