Create test build onto the update/108-nodejs-v20-github-actions-external-only branch by @eason9487 #10

	name: GitHub Actions - Create Test Build
	run-name: Create test build onto the ${{ github.ref_name }} branch by @${{ github.actor }}

	on:
	workflow_dispatch:

	jobs:
	CreateTestBuild:
	name: Create Test Build
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Prepare node
	uses: ./packages/github-actions/actions/prepare-node
	with:
	node-version: 20
	cache-dependency-path: ./packages/github-actions/package-lock.json
	install-deps: "no"

	- name: Create and commit test build
	run: \|
	REPO_URL="${{ github.server_url }}/${{ github.repository }}"
	BRANCH_NAME="${{ github.ref_name }}"
	TEST_BRANCH_NAME="${BRANCH_NAME}-test-build"

	.github/scripts/github-actions-create-and-commit-build.sh "$REPO_URL" "$BRANCH_NAME"

	# This `git checkout HEAD^` is to prevent errors from the post jobs like "Prepare node".
	git checkout HEAD^ -- ./packages/github-actions/actions

	# Set/update the test branch
	git push --force origin "HEAD:refs/heads/${TEST_BRANCH_NAME}"

	# Set summary
	echo "### :link: The test build has been created" >> $GITHUB_STEP_SUMMARY
	echo "${REPO_URL}/tree/${TEST_BRANCH_NAME}" >> $GITHUB_STEP_SUMMARY
	echo "### :zap: Use the test build" >> $GITHUB_STEP_SUMMARY
	echo "In the repo where you want to test custom actions with this test build, specify the \`uses\` with \`${{ github.repository }}/ACTION_PATH_TO_BE_TESTED@${TEST_BRANCH_NAME}\`." >> $GITHUB_STEP_SUMMARY

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