refactor: split packages and add release machinery #18

	name: Package Build

	on:
	push:
	branches:
	- main
	paths-ignore:
	- '**.md'
	- 'docs/**'
	pull_request:
	paths-ignore:
	- '**.md'
	- 'docs/**'

	permissions:
	contents: read

	concurrency:
	group: ${{ github.workflow }}-${{ github.ref }}
	cancel-in-progress: true

	jobs:
	package-build:
	name: Build and smoke-test packages
	runs-on: self-hosted
	steps:
	- name: Checkout
	uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
	with:
	persist-credentials: false

	- name: Set up uv
	uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
	with:
	version: "0.11.8"
	python-version: "3.12"

	- name: Install build environment
	run: uv sync --all-packages --all-extras --all-groups --frozen

	- name: Build distributions
	run: uv build --all-packages --out-dir dist

	- name: Verify distributions
	run: uv run scripts/ci/check_package_build.py --dist dist

	- name: Check distribution metadata
	run: uvx twine==6.2.0 check dist/*

Provide feedback