Update lockfiles #34

	name: Update lockfiles

	on:
	schedule:
	# run every friday
	- cron: "0 0 * * 5"
	workflow_dispatch:

	jobs:
	update:
	name: Run update
	runs-on: ubuntu-latest

	permissions:
	contents: write
	pull-requests: write

	env:
	PR_BRANCH: "update-lockfiles"

	steps:
	- uses: actions/checkout@v4

	- name: Install Nix
	uses: cachix/install-nix-action@v26

	- name: Set Git user info
	run: \|
	git config user.name 'github-actions[bot]'
	git config user.email 'github-actions[bot]@users.noreply.github.com'

	- name: Create new branch
	id: branch
	run: \|
	git switch -c "$PR_BRANCH"

	- name: Update flake inputs
	run: \|
	pushd dev

	nix flake update \
	--commit-lock-file \
	--commit-lockfile-summary "chore: update dev flake inputs"

	popd

	- name: Update upstream sources
	run: \|
	nix run --inputs-from ./dev \
	nixpkgs#nvfetcher -- --commit-changes

	- name: Make PR if needed
	env:
	GH_TOKEN: ${{ github.token }}
	run: \|
	if ! git diff --color=always --exit-code origin/main; then
	git fetch origin "$PR_BRANCH" \|\| true
	git push --force-with-lease -u origin "$PR_BRANCH"

	open_prs="$(gh pr list --base main --head "$PR_BRANCH" \| wc -l)"
	if [ "$open_prs" -eq 0 ]; then
	gh pr create \
	--base main \
	--head "$PR_BRANCH" \
	--title "chore: update lockfiles" \
	--fill
	fi
	fi

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