Update flake dependencies #42

	# CI job to periodically (once a week) update flake.lock
	name: Update flake dependencies

	on:
	schedule:
	- cron: '0 16 * * 5'
	workflow_dispatch: # for allowing manual triggers of the workflow

	jobs:
	update-dependencies:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: DeterminateSystems/nix-installer-action@main
	- uses: DeterminateSystems/magic-nix-cache-action@main
	- name: update flake.lock
	run: nix flake update
	- name: Create signed commit with flake.lock changes
	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	FILE_TO_COMMIT: flake.lock
	COMMIT_BRANCH: automation/update-flake-dependencies
	COMMIT_MESSAGE: "chore(nix): Update Flake dependencies"
	run: \|
	# make sure something actually changed first, if not, no updates required
	if [[ `git status --porcelain` ]]; then
	# create the branch on the remote
	git branch "$COMMIT_BRANCH"
	git push -u origin "$COMMIT_BRANCH"
	# commit via the GitHub API so we get automatic commit signing
	gh api --method PUT /repos/1Password/shell-plugins/contents/$FILE_TO_COMMIT \
	--field message="$COMMIT_MESSAGE" \
	--field content=@<(base64 -i $FILE_TO_COMMIT) \
	--field branch="$COMMIT_BRANCH" \
	--field sha="$(git rev-parse $COMMIT_BRANCH:$FILE_TO_COMMIT)"
	gh pr create --title "[automation]: Update Flake dependencies" \
	--body "This is an automated PR to update \`flake.lock\`" \
	--label "flake.lock automation" \
	--reviewer mrjones2014 \
	--reviewer AndyTitu \
	--base main --head $COMMIT_BRANCH
	fi

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