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Lockfile Maintenance #277

	name: Lockfile Maintenance

	on:
	workflow_dispatch:
	schedule:
	- cron: "0 6 * * *"

	permissions:
	contents: write

	jobs:
	refresh-lockfile:
	runs-on: ubuntu-latest
	steps:
	- uses: 7mind/github-env@minimal
	with:
	setup-nix: true

	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Refresh deps.lock.json
	run: \|
	set -euo pipefail
	DO_FLAKE_VALIDATE=1 nix develop --command mdl :flake-refresh

	- name: Commit lockfile update
	id: commit_lockfile
	run: \|
	set -euo pipefail
	if git diff --quiet -- deps.lock.json; then
	echo "changed=false" >> "$GITHUB_OUTPUT"
	exit 0
	fi

	git config user.name "Baboon Lockfile Bot"
	git config user.email "lockfile-bot@users.noreply.github.com"
	git add deps.lock.json
	git commit -m "chore: refresh deps.lock.json"
	echo "changed=true" >> "$GITHUB_OUTPUT"

	- name: Push changes
	if: steps.commit_lockfile.outputs.changed == 'true'
	env:
	TARGET_BRANCH: ${{ github.ref_name }}
	run: \|
	set -euo pipefail
	git push origin "HEAD:${TARGET_BRANCH}"