moves ci into workflows folder #1

	name: CI

	on:
	push:
	branches: [ "main" ]
	pull_request:
	branches: [ "main" ]

	jobs:
	setup:
	runs-on: ${{ matrix.os }}

	strategy:
	matrix:
	os: [ubuntu-latest, macos-latest, windows-latest]
	fail-fast: false

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

	- name: Read environment name from environment.yml
	id: env-name
	shell: python
	run: \|
	import re, os
	with open("environment.yml") as f:
	for line in f:
	match = re.match(r"^name:\s*(\S+)", line)
	if match:
	with open(os.environ["GITHUB_OUTPUT"], "a") as out:
	out.write(f"env_name={match.group(1)}\n")
	break

	- name: Set up Conda
	uses: conda-incubator/setup-miniconda@v3
	with:
	activate-environment: ${{ steps.env-name.outputs.env_name }}
	environment-file: environment.yml
	auto-activate-base: false

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