Update Nix lockfile #4

	on:
	schedule:
	- cron: '47 12 10 * *'
	workflow_dispatch:

	name: Update Nix lockfile

	jobs:
	bump-nix:
	name: Update Nix lockfile
	if: github.repository_owner == 'davidlattimore'
	runs-on: ubuntu-24.04
	timeout-minutes: 10
	permissions:
	contents: write

	steps:
	- name: Checkout
	uses: actions/checkout@v6
	with:
	persist-credentials: false

	- name: Install Nix
	uses: nixbuild/nix-quick-install-action@v34

	- name: Update lock file
	run: \|
	nix flake update -L --show-trace

	- name: Commit changes
	env:
	GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	run: \|
	git branch -D nix_update \|\| true
	git checkout -b nix_update
	git config --local user.email "41898282+github-actions[bot]@users.noreply.github.com"
	git config --local user.name "github-actions[bot]"
	git add flake.lock
	git commit -m "Update nix flake.lock"
	git push -f https://x-access-token:${GH_TOKEN}@github.com/${{ github.repository }} nix_update

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