Update submodules #1088

	name: Update submodules

	on:
	schedule:
	- cron: '0 7 * * *'
	workflow_dispatch:
	inputs:
	branch:
	description: DFHack branch to update
	required: false
	default: develop

	jobs:
	run:
	if: ${{ github.event_name == 'workflow_dispatch' \|\| github.repository_owner == 'DFHack' }}
	runs-on: ubuntu-latest
	steps:
	- name: Clone DFHack
	uses: actions/checkout@v2
	with:
	fetch-depth: 0
	ref: ${{ github.event.inputs.branch }}
	submodules: true
	token: ${{ secrets.DFHACK_GITHUB_TOKEN }}
	- name: Update submodules
	run: \|
	git config user.name "DFHack-Urist via GitHub Actions"
	git config user.email "[email protected]"
	if bash -x ci/update-submodules.bash; then
	git push --recurse-submodules=check
	elif ! git diff --exit-code HEAD; then
	echo "update-submodules.bash failed to commit changes"
	exit 1
	fi

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