add okular, zathura, llpp, mupdf, qpdfview, calibre, librum, foliate,… #169

	name: Fix dead code with deadnix
	on:
	push:
	paths:
	- "**.nix"
	workflow_dispatch:

	jobs:
	deadnix:
	runs-on: ubuntu-latest
	permissions:
	contents: write

	steps:
	- name: Check Out Repository
	uses: actions/checkout@v4

	- name: Set Up Nix
	uses: cachix/install-nix-action@master
	with:
	nix_path: nixpkgs=channel:nixos-unstable

	- name: Run deadnix check
	uses: workflow/nix-shell-action@main
	continue-on-error: true
	with:
	packages: deadnix
	script: \|
	deadnix

	- name: Run deadnix fix
	uses: workflow/nix-shell-action@main
	with:
	packages: deadnix
	script: \|
	deadnix -e

	# Import GPG key for signing commits
	- name: Import GPG key
	id: import-gpg
	uses: crazy-max/ghaction-import-gpg@v6
	with:
	gpg_private_key: ${{ secrets.GPG_PRIVATE_KEY }}
	passphrase: ${{ secrets.PASSPHRASE }}
	git_user_signingkey: true
	git_commit_gpgsign: true

	- name: Commit and push changes
	uses: stefanzweifel/git-auto-commit-action@v5
	with:
	commit_message: "fix dead code with deadnix"
	commit_author: "${{ steps.import-gpg.outputs.name }} <${{ steps.import-gpg.outputs.email }}>"
	commit_user_name: ${{ steps.import-gpg.outputs.name }}
	commit_user_email: ${{ steps.import-gpg.outputs.email }}

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