[cron] replace croniter with something that doesn't suck #2

	name: Build dagster-cron wheels

	on:
	pull_request:
	paths:
	- ".github/workflows/build-dagster-cron-wheels.yml"
	- "python_modules/libraries/dagster-cron/**"
	workflow_dispatch:

	jobs:
	build-wheel:
	name: ${{ matrix.os }}
	runs-on: ${{ matrix.os }}
	strategy:
	fail-fast: false
	matrix:
	os:
	- ubuntu-latest
	- macos-14
	- windows-latest

	defaults:
	run:
	working-directory: python_modules/libraries/dagster-cron
	shell: bash

	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-python@v5
	with:
	python-version: "3.10"

	- uses: dtolnay/rust-toolchain@stable

	- name: Install build tooling
	run: python -m pip install maturin

	- name: Cargo tests
	run: cargo test --locked

	- name: Build wheel
	run: maturin build --release --locked --out dist

	- name: Smoke install wheel
	run: \|
	python -m pip install dist/*.whl
	python - <<'PY'
	import datetime as dt
	import dagster_cron as cron

	iterator = cron.cron_string_iterator(
	dt.datetime(2024, 1, 1, tzinfo=dt.timezone.utc).timestamp(),
	"0 0 * * *",
	"UTC",
	)
	assert next(iterator) == dt.datetime(2024, 1, 1, tzinfo=dt.timezone.utc)
	PY

	- uses: actions/upload-artifact@v4
	with:
	name: dagster-cron-${{ matrix.os }}
	path: python_modules/libraries/dagster-cron/dist/*

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