Snapshot #779

	name: Snapshot

	# Run daily, just before 5am.
	on:
	schedule:
	- cron: '55 4 * * *'

	jobs:
	snapshot-rosdistro:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v3
	with:
	ref: snapshot/latest
	- uses: fregante/setup-git-user@v1
	- name: Fetch from ros/rosdistro
	run: \|
	git remote add rosdistro https://github.com/ros/rosdistro.git
	git fetch rosdistro -q
	git checkout remotes/rosdistro/master -- noetic rolling index.yaml
	- run: python3 -m pip install rosdistro
	- name: Freeze distros
	run: rosdistro_freeze_source index.yaml noetic rolling
	- name: Create and push snapshot tag
	run: \|
	NAME="snapshot/$(date +%Y%m%d)"
	git add noetic rolling
	git commit -m "Daily snapshot for $(date +%Y-%m-%d)"
	git tag $NAME
	git push origin --atomic $NAME snapshot/latest

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