Update #27

	name: Update
	on:
	schedule:
	- cron: '40 18 19 * *'
	workflow_dispatch:

	jobs:
	update:
	runs-on: ubuntu-latest
	env:
	BASE_BRANCH: "main"
	HEAD_BRANCH: "github-actions-update"
	TZOT_PATH: "tzot.json"

	steps:
	- uses: actions/checkout@v4
	- name: Initialize branch
	run: \|
	set -eux
	git config --global user.name 'GitHub Actions Update'
	git config --global user.email '[email protected]'
	git fetch
	git checkout "${BASE_BRANCH}"
	git push origin --delete "${HEAD_BRANCH}" \|\| true
	git checkout -b "${HEAD_BRANCH}"
	- name: Update ${{ env.TZOT_PATH }}
	run: \|
	set -eux
	docker compose up --build update
	if [ -n "$(git diff)" ]; then
	echo "NEW_VERSION_FOUND=true" >> "${GITHUB_ENV}"
	echo "TZ_VERSION=$(cat gen/version)" >> "${GITHUB_ENV}"
	fi
	- name: Commit and push
	if: ${{ env.NEW_VERSION_FOUND == 'true' }}
	run: \|
	set -eux
	git commit -am "Update $TZOT_PATH ($TZ_VERSION)"
	git push --set-upstream origin "${HEAD_BRANCH}"
	- name: Create PR
	if: ${{ env.NEW_VERSION_FOUND == 'true' }}
	env:
	GH_TOKEN: ${{ github.token }}
	run: \|
	set -eux
	gh pr create \
	--base "${BASE_BRANCH}" \
	--head "${HEAD_BRANCH}" \
	--title "Update $TZOT_PATH ($TZ_VERSION)" \
	--body "GitHub Actions Run URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}"

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