CI #29

	name: CI
	on:
	pull_request:
	push:
	branches:
	- master
	schedule:
	- cron: '0 0 * * *' # Daily “At 00:00”
	workflow_dispatch:

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

	jobs:
	test:
	name: Python (${{ matrix.python-version }}, ${{ matrix.os }})
	runs-on: ${{ matrix.os }}
	defaults:
	run:
	shell: bash -l {0}

	strategy:
	fail-fast: false
	matrix:
	os: [ "ubuntu-latest", "macos-latest", "windows-latest" ]
	python-version: ["3.10", "3.11", "3.12"]
	steps:
	- name: checkout
	uses: actions/checkout@v4
	- name: set environment variables
	run: \|
	echo "TODAY=$(date +%Y-%m-%d)" >> $GITHUB_ENV

	- name: environment setup
	id: env-setup
	continue-on-error: true
	uses: conda-incubator/setup-miniconda@v3 # Use miniconda as conda action has issue with macos-latest
	with:
	environment-file: build_envs/environment.yml

	- name: retry environment set up if failed
	if: steps.env-setup.outcome == 'failure'
	uses: mamba-org/setup-micromamba@v2 # If miniconda fails, use mamba as backup option
	with:
	download-micromamba: true
	environment-file: build_envs/environment.yml
	cache-environment: true
	cache-environment-key: "CI ${{runner.os}}-${{runner.arch}}-py${{matrix.python-version}}-${{env.TODAY}}"
	create-args: >-
	python=${{matrix.python-version}}

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