Compile changelogs #786

	name: Compile changelogs

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

	jobs:
	compile:
	name: "Compile changelogs"
	runs-on: ubuntu-20.04
	steps:
	- name: "Check for CHANGELOG_ENABLER secret and pass true to output if it exists to be checked by later steps"
	id: value_holder
	env:
	CHANGELOG_ENABLER: ${{ secrets.CHANGELOG_ENABLER }}
	run: \|
	unset SECRET_EXISTS
	if [ -n $CHANGELOG_ENABLER ]; then SECRET_EXISTS='true' ; fi
	echo ::set-output name=CL_ENABLED::${SECRET_EXISTS}
	- name: "Setup python"
	if: steps.value_holder.outputs.CL_ENABLED
	uses: actions/setup-python@v1
	with:
	python-version: '3.x'
	- name: "Install deps"
	if: steps.value_holder.outputs.CL_ENABLED
	run: \|
	python -m pip install --upgrade pip
	python -m pip install pyyaml
	sudo apt-get install dos2unix
	- name: "Checkout"
	if: steps.value_holder.outputs.CL_ENABLED
	uses: actions/checkout@v1
	with:
	fetch-depth: 25
	- name: "Compile"
	if: steps.value_holder.outputs.CL_ENABLED
	run: \|
	python tools/ss13_genchangelog.py html/changelog.html html/changelogs
	- name: "Convert Lineendings"
	if: steps.value_holder.outputs.CL_ENABLED
	run: \|
	unix2dos html/changelogs/.all_changelog.yml
	- name: Commit
	if: steps.value_holder.outputs.CL_ENABLED
	run: \|
	git config --local user.email "[email protected]"
	git config --local user.name "Changelogs"
	git pull origin master
	git commit -m "Automatic changelog compile [ci skip]" -a \|\| true
	- name: "Push"
	if: steps.value_holder.outputs.CL_ENABLED
	uses: ad-m/github-push-action@master
	with:
	github_token: ${{ secrets.GITHUB_TOKEN }}

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