Add support for Spark 4 in addition to Spark 3 #29

	name: Tests the build of the extension

	on:
	# Run on any PR that targets the master branch
	pull_request:
	branches: [ master ]

	# Allow manual runs from the Actions tab
	workflow_dispatch:

	jobs:
	test-build:
	runs-on: ubuntu-latest

	steps:
	# 1 – Check out the code
	- uses: actions/checkout@v2

	# 2 – Expose the version tag as $PACKAGE_VERSION
	- name: Set environment package version from tag
	run: echo "PACKAGE_VERSION=${GITHUB_REF#refs/*/v}" >> "$GITHUB_ENV"

	# 3 – Set up Python
	- uses: actions/setup-python@v4
	with:
	python-version: '3.x'

	# 4 – Set up Node.js
	- uses: actions/setup-node@v4
	with:
	node-version: '20.x'

	# 5 – Set up JDK 11 (adopt) and enable the sbt cache
	- name: Set up JDK 11
	uses: actions/setup-java@v4
	with:
	distribution: 'adopt'
	26F5 java-version: 11
	cache: sbt

	# 6 – Install a recent sbt launcher
	- name: Set up sbt
	uses: sbt/setup-sbt@v1
	with:
	sbt-runner-version: 1.9.9

	# 7 – Install Python build / publish deps
	- name: Install Python dependencies
	run: pip install build twine

	# 8 – Build the wheel
	- name: Build wheel
	run: python -m build

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