chafa: support avif, jxl and svg image formats; add zsh completion; split outputs

[folliehiyuki]

Things done

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandboxing enabled in nix.conf? (See Nix manual)
  • sandbox = relaxed
  • sandbox = true
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 25.05 Release Notes (or backporting 24.11 and 25.05 Release 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.

The new package can be verified by running:

$ ./result-bin/bin/chafa --version
Chafa version 1.14.5

Loaders:  AVIF GIF JPEG JXL PNG QOI SVG TIFF WebP XWD
Features: mmx sse4.1 popcnt avx2
Applying: mmx sse4.1 popcnt avx2

Copyright (C) 2018-2024 Hans Petter Jansson et al.
Incl. libnsgif copyright (C) 2004 Richard Wilson, copyright (C) 2008 Sean Fox
Incl. LodePNG copyright (C) 2005-2018 Lode Vandevenne
Incl. QOI decoder copyright (C) 2021 Dominic Szablewski

This is free software; see the source for copying conditions. There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

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[GaetanLepage]

nixpkgs-review result

Generated using nixpkgs-review-gha

Command: nixpkgs-review pr 369630

Logs: https://github.com/GaetanLepage/nixpkgs-review-gha/actions/runs/14020647681

---

x86_64-linux

✅ 11 packages built:

• chafa
• chafa.bin
• chafa.dev
• chafa.man
• ctpv
• fastfetch
• fastfetch.man
• kew
• ueberzugpp
• yazi
• ytfzf

---

aarch64-linux

✅ 11 packages built:

• chafa
• chafa.bin
• chafa.dev
• chafa.man
• ctpv
• fastfetch
• fastfetch.man
• kew
• ueberzugpp
• yazi
• ytfzf

---

x86_64-darwin

✅ 10 packages built:

• chafa
• chafa.bin
• chafa.dev
• chafa.man
• fastfetch
• fastfetch.man
• kew
• ueberzugpp
• yazi
• ytfzf

---

aarch64-darwin

✅ 10 packages built:

• chafa
• chafa.bin
• chafa.dev
• chafa.man
• fastfetch
• fastfetch.man
• kew
• ueberzugpp
• yazi
• ytfzf