dependencies #27

	# Automatically run `cargo update` periodically

	name: dependencies

	on:
	schedule:
	# Run weekly
	- cron: "0 0 * * SUN"
	workflow_dispatch:
	# Needed so we can run it manually

	env:
	GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
	BRANCH: cargo-update
	TITLE: "chore(deps): weekly `cargo update`"
	BODY: \|
	Automation to keep dependencies in `Cargo.lock` current.

	<details><summary><strong>cargo update log</strong></summary>
	<p>

	```log
	$cargo_update_log
	```

	</p>
	</details>

	jobs:
	update:
	name: Update
	runs-on: ubuntu-latest
	timeout-minutes: 30
	steps:
	- uses: actions/checkout@v4
	- uses: dtolnay/rust-toolchain@nightly

	- name: cargo update
	# Remove first line that always just says "Updating crates.io index"
	run:
	cargo update --color never 2>&1 \| sed '/crates.io index/d' \| tee -a
	cargo_update.log

	- name: craft commit message and PR body
	id: msg
	run: \|
	export cargo_update_log="$(cat cargo_update.log)"

	echo "commit_message<<EOF" >> $GITHUB_OUTPUT
	printf "$TITLE\n\n$cargo_update_log\n" >> $GITHUB_OUTPUT
	echo "EOF" >> $GITHUB_OUTPUT

	echo "body<<EOF" >> $GITHUB_OUTPUT
	echo "$BODY" \| envsubst >> $GITHUB_OUTPUT
	echo "EOF" >> $GITHUB_OUTPUT

	- name: Create Pull Request
	uses: peter-evans/create-pull-request@v5
	with:
	add-paths: ./Cargo.lock
	commit-message: ${{ steps.msg.outputs.commit_message }}
	title: ${{ env.TITLE }}
	body: ${{ steps.msg.outputs.body }}
	branch: ${{ env.BRANCH }}

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