🤖 Pick PR #59761 (`this` can be nullish) into release-5.6 (#59762) #417

	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@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
	- uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4.0.3
	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@834a144ee995460fba8ed112a2fc961b36a5ec5a # v4.3.6
	with:
	name: tgz
	path: typescript.tgz

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