Upstream #36

	name: Tag and Build on PR Merge

	on:
	pull_request:
	types: [closed]

	jobs:
	tag-and-build:
	runs-on: ubuntu-latest
	if: github.event.pull_request.merged == true

	steps:
	- name: Checkout code
	uses: actions/checkout@v4
	with:
	fetch-depth: 0

	- name: Generate tag name
	id: generate_tag
	run: \|
	TAG_NAME="v$(TZ=UTC-8 date +'%Y%m%d%H%M')"
	COUNT=1
	while git rev-parse $TAG_NAME >/dev/null 2>&1; do
	TAG_NAME="${TAG_NAME}-${COUNT}"
	COUNT=$((COUNT + 1))
	done
	echo "TAG_NAME=${TAG_NAME}" >> $GITHUB_ENV

	- name: Create tag
	run: \|
	git tag ${{ env.TAG_NAME }}
	git push origin ${{ env.TAG_NAME }}

	- name: Trigger build workflow
	uses: benc-uk/workflow-dispatch@v1
	with:
	workflow: docker.yml
	token: ${{ secrets.GITHUB_TOKEN }}
	ref: ${{ github.ref }}
	inputs: '{"tag": "${{ env.TAG_NAME }}"}'

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