Bump version to 5.7.0-beta and LKG #421

	name: Create Releasable Package Drop

	on:
	push:
	branches:
	- release-*

	permissions:
	contents: read

	# Ensure scripts are run with pipefail. See:
	# https://docs.github.com/en/actions/using-workflows/workflow-syntax-for-github-actions#exit-codes-and-error-action-preference
	defaults:
	run:
	shell: bash

	jobs:
	build:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@d632683dd7b4114ad314bca15554477dd762a938 # v4.2.0
	- uses: actions/setup-node@0a44ba7841725637a19e28fa30b79a866c81b0a6 # v4.0.4
	with:
	node-version: 'lts/*'
	- run: \|
	npm --version
	# corepack enable npm
	npm install -g $(jq -r '.packageManager' < package.json)
	npm --version
	- name: npm install and test
	run: \|
	npm ci
	npm test
	- name: Installing browsers
	run: npx playwright install --with-deps
	- name: Validate the browser can import TypeScript
	run: npx hereby test-browser-integration
	- name: LKG, clean, and pack
	run: \|
	npx hereby LKG
	npx hereby clean
	node ./scripts/addPackageJsonGitHead.mjs package.json
	npm pack ./
	mv typescript-*.tgz typescript.tgz
	- name: Upload built tarfile
	uses: actions/upload-artifact@50769540e7f4bd5e21e526ee35c689e35e0d6874 # v4.4.0
	with:
	name: tgz
	path: typescript.tgz

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