Issue 62 #22

	name: Build & publish to PyPI

	on:
	workflow_dispatch:
	pull_request:
	push:
	tags:
	- "v[0-9]+.[0-9]+.[0-9]+*"

	jobs:
	build:
	name: Build package
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4

	- uses: actions/setup-python@v5
	with:
	python-version: 3.12

	- name: cache poetry install
	uses: actions/cache@v4
	with:
	path: ~/.local
	key: poetry-1.8.3-0

	- uses: snok/install-poetry@v1
	with:
	version: 1.8.3
	virtualenvs-create: true
	virtualenvs-in-project: true

	- name: cache deps
	id: cache-deps
	uses: actions/cache@v4
	with:
	path: .venv
	key: pydeps-${{ hashFiles('**/poetry.lock') }}

	- run: poetry install --no-interaction --no-root
	if: steps.cache-deps.outputs.cache-hit != 'true'

	- run: poetry install --no-interaction

	- run: poetry build

	- uses: actions/upload-artifact@v4
	with:
	path: dist

	publish:
	if: github.ref_type == 'tag'
	name: Publish to PyPI
	needs: [build]
	environment:
	name: PyPI
	url: https://pypi.org/p/nsidc-metgenc
	permissions:
	id-token: write
	attestations: write
	contents: read
	runs-on: ubuntu-latest
	steps:
	- uses: actions/download-artifact@v4
	with:
	path: dist
	merge-multiple: true

	- name: Generate artifact attestation for sdist and wheel
	uses: actions/[email protected]
	with:
	subject-path: "dist/*"

	- name: Publish package distributions to PyPI
	uses: pypa/gh-action-pypi-publish@release/v1

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