Update README install section #56

	name: Build

	on:
	push:
	branches:
	- main
	tags:
	- "v..*"
	pull_request:
	branches:
	- main

	jobs:
	build:
	runs-on: ubuntu-latest
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4

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

	- name: Install X server
	run: \|
	sudo apt-get update
	sudo apt-get install -y xvfb

	- name: Install the dependencies
	run: npm clean-install && npm run postinstall

	- name: Build package
	run: npm run esbuild

	- name: Test language server
	run: npm run test:server

	- name: Test language server client
	run: \|
	Xvfb -ac :99 -screen 0 1280x1024x16 &
	export DISPLAY=:99
	npm run test:e2e

	- name: Package Extension
	run: npx vsce package

	- name: Archive vsix package
	uses: actions/upload-artifact@v4
	with:
	name: modelica-language-server.vsix
	path: modelica-language-server-*.vsix

	release:
	if: startsWith(github.ref, 'refs/tags/')
	needs: build
	runs-on: ubuntu-latest
	permissions:
	contents: write
	steps:
	- uses: actions/download-artifact@v4
	with:
	name: modelica-language-server.vsix

	- name: Release
	uses: softprops/action-gh-release@v2
	with:
	files: \|
	modelica-language-server-*.vsix
	fail_on_unmatched_files: true
	generate_release_notes: true
	append_body: true

	- name: Publish to Visual Studio Marketplace
	if: always()
	run: \|
	npx vsce publish -i $(ls modelica-language-server-*.vsix) -p ${{ secrets.VSCE_PAT }}

	- name: Publish to Open VSX
	if: always()
	run: \|
	npx ovsx publish $(ls modelica-language-server-*.vsix) -p ${{ secrets.OPEN_VSX_TOKEN }}

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