Adds warning in browsers without File System Access API #4

	name: "Extension pipeline"

	on:
	push:
	branches:
	- master
	- main
	- develop
	pull_request:
	branches:
	- master
	- main
	- develop

	jobs:
	test:
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: ./vscode4teaching-extension
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	ref: ${{ github.ref }}
	- name: Set up Node version
	uses: actions/setup-node@v4
	with:
	node-version: 18
	- name: Install dependencies
	run: npm ci
	- name: Build
	run: npm run build
	- name: Test
	run: npm run test
	publish:
	runs-on: ubuntu-latest
	defaults:
	run:
	working-directory: ./vscode4teaching-extension
	if: ${{ github.event_name == 'push' && (github.ref == 'refs/heads/master' \|\| github.ref == 'refs/heads/main') }}
	needs: test
	steps:
	- name: Checkout repository
	uses: actions/checkout@v4
	with:
	ref: ${{ github.ref }}
	- name: Set up Node version
	uses: actions/setup-node@v4
	with:
	node-version: 18
	- name: Install dependencies and VSCode extension manager (vsce)
	run: npm ci && npm install -g @vscode/vsce
	- name: Check VSCode Marketplace token validity
	run: npx vsce verify-pat
	env:
	VSCE_PAT: ${{ secrets.VSCODE_MARKETPLACE_PAT }}
	- name: Publish to VSCode Marketplace
	run: npx vsce publish --allow-star-activation
	env:
	VSCE_PAT: ${{ secrets.VSCODE_MARKETPLACE_PAT }}

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