[Core] Use TraitsData in `preflight` #137

	# Runs pytest on the matrix of supported platforms any Python versions.
	name: Test
	on:
	pull_request:

	jobs:
	test:
	name: ${{ matrix.os }} ${{ matrix.python }}
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	# Constrain to single version to simplify install from wheels
	os: ['ubuntu-latest']
	python: ['3.7']
	# os: ['windows-latest', 'ubuntu-latest', 'macos-latest']
	# python: ['3.7', '3.9', '3.10']
	steps:
	- uses: actions/checkout@v3

	- name: Download wheels from OpenAssetIO main
	uses: dawidd6/action-download-artifact@v2
	with:
	workflow: build-wheels.yml
	workflow_conclusion: success
	name: openassetio-wheels
	repo: OpenAssetIO/OpenAssetIO
	path: deps
	pr: 1037

	- uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python }}
	- run: \|
	# Use wheels from feature branch for intermediate testing
	python -m pip install ./deps/openassetio-cp37-manylinux_*_x86_64.whl
	# python -m pip install -r requirements.txt
	python -m pip install -r tests/requirements.txt
	python -m pip install .
	python -m pytest -v ./tests

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