Add GitHub Actions workflow with NPM trusted publishing #1

	name: Continuous Integration

	on:
	push:
	branches: [ master ]
	pull_request:
	branches: [ master ]
	release:
	types: [ created ]

	# See https://docs.npmjs.com/trusted-publishers#step-2-configure-your-cicd-workflow
	permissions:
	id-token: write
	contents: read

	jobs:
	build:

	runs-on: ubuntu-latest

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Node
	uses: actions/setup-node@v4
	with:
	node-version: 20

	- name: Install dependencies
	run: npm install

	publish:
	needs: build
	runs-on: ubuntu-latest
	if: ${{ github.event_name == 'release' }}

	steps:
	- name: Checkout code
	uses: actions/checkout@v4

	- name: Setup Node
	uses: actions/setup-node@v4
	with:
	node-version: 20
	registry-url: https://registry.npmjs.org/

	# Ensure npm 11.5.1 or later is installed
	- name: Update npm
	run: npm install -g npm@latest

	- name: Install dependencies
	run: npm install

	- name: Set new version
	run: npm version --allow-same-version --no-git-tag-version ${{ github.event.release.tag_name }}

	- name: Publish release
	run: npm publish

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