Update Default Mold Version #395

	name: Update Default Mold Version

	on:
	schedule:
	- cron: '0 0 * * *'
	push:
	branches:
	- main

	jobs:
	check-update-mold-version:
	runs-on: ubuntu-latest
	permissions:
	contents: write
	steps:
	- name: Checkout
	uses: actions/checkout@v2
	with:
	fetch-depth: 0

	- name: Update action.yml if needed
	run: \|
	set -x

	CURRENT_TAG=$(grep default: action.yml \| head -1 \| cut -d "'" -f 2)

	curl -s https://api.github.com/repos/rui314/mold/releases/latest > info
	RELEASE_TAG=$(jq -r .tag_name info \| sed 's/^v//')
	echo "$RELEASE_TAG" \| grep -Eq '^[0-9]+\.[0-9]+\.[0-9]+$'

	# Update the default version and tag that commit as `staging`
	if [ $CURRENT_TAG != $RELEASE_TAG ]; then
	sed -i "s/default: '.*'/default: '$RELEASE_TAG'/" action.yml
	git config user.name "GitHub Actions"
	git config user.email "actions@github.com"
	git commit -am "Update default version to $RELEASE_TAG"
	git push
	git tag -f staging
	git push -f --tags
	fi

	# If `staging` is 7 days old, tag it as `v1` as well
	if [ $(git rev-parse v1) != $(git rev-parse staging) -a \
	$(git show -s --format=%ct staging) -lt $(date -d '7 days ago' +%s) ]; then
	git tag -f v1 $(git rev-parse staging)
	git push -f --tags
	fi

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