Deploy #2

	name: Deploy

	on:
	workflow_dispatch:

	permissions:
	contents: read
	pull-requests: write

	concurrency:
	group: deploy-pr
	cancel-in-progress: false

	jobs:
	create-deploy-pr:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Create or update deploy PR
	env:
	GH_TOKEN: ${{ github.token }}
	run: \|
	set -euo pipefail

	git fetch origin main beta

	if [ -z "$(git log --oneline origin/main..origin/beta)" ]; then
	echo "No commits to deploy from beta to main."
	exit 0
	fi

	compare_url="${{ github.server_url }}/${{ github.repository }}/compare/main...beta"
	recent_commits="$(git log --oneline --max-count=25 origin/main..origin/beta)"
	existing_pr="$(gh pr list --base main --head beta --state open --json number --jq '.[0].number')"
	body_file="$(mktemp)"

	{
	echo "## Summary"
	echo
	echo "Deploy the current \`beta\` branch to production by merging it into \`main\`."
	echo
	echo "Compare: ${compare_url}"
	echo
	echo "## Commits"
	echo
	echo "\`\`\`"
	echo "${recent_commits}"
	echo "\`\`\`"
	} > "${body_file}"

	if [ -n "${existing_pr}" ]; then
	gh pr edit "${existing_pr}" \
	--title "Deploy beta to production" \
	--body-file "${body_file}"
	echo "Updated existing deploy PR #${existing_pr}."
	exit 0
	fi

	gh pr create \
	--draft \
	--base main \
	--head beta \
	--title "Deploy beta to production" \
	--body-file "${body_file}"

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