Add packaging. #1

	name: build & test

	on:
	push:
	branches: [ main ]
	tags:
	- 'v*'
	pull_request:
	branches: [ main ]
	workflow_call:

	permissions:
	id-token: write
	contents: read

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

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

	- name: Set up Python
	uses: actions/setup-python@v5
	with:
	python-version: '3.11'

	- name: Install dependencies
	run: \|
	pip install -U uv
	uv sync

	- name: Run tests
	run: \|
	# Replace with how you run BLang tests
	uv run pytest .

	- name: Build
	run: \|
	uv build

	- name: Upload wheel artifact
	uses: actions/upload-artifact@v4
	with:
	name: dist
	path: dist/*.whl

	- name: Upload to PyPI
	if: startsWith(github.ref, 'refs/tags/v')
	run: \|
	uv publish

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