Update #549

	name: Update

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

	# Allows you to run this workflow manually from the Actions tab
	workflow_dispatch:

	jobs:
	update:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v3
	- uses: cachix/install-nix-action@v20
	with:
	ref: main

	- id: update-package
	name: Update package.nix
	run: \|
	get_pkg() {
	nix flake show --json \| jq '.defaultPackage["x86_64-linux"].name' -r
	}

	pkg_before_update="$(get_pkg)"

	nix develop -c ./scripts/update

	pkg_after_update="$(get_pkg)"

	if test "$pkg_before_update" == "$pkg_after_update"; then
	echo "No update detected"
	echo "is_update=false" >> $GITHUB_OUTPUT
	else
	echo "Detected update to $pkg_after_update"
	echo "is_update=true" >> $GITHUB_OUTPUT
	echo "pkg_after_update=$pkg_after_update" >> $GITHUB_OUTPUT
	fi

	- name: Test
	run: \|
	nix run . -- --version

	- name: Push
	if: ${{ steps.update-package.outputs.is_update }}
	run: \|
	if test -n "$(git status --porcelain)"; then
	git config --global user.name "Github Actions"
	git config --global user.email "actions@github.com"

	git add package.nix
	git commit -m "Updated to ${{ steps.update-package.outputs.pkg_after_update }}"
	git push
	fi

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