[ENH] add contributing and COC from .github repo #194

	---
	name: Validation

	on:
	push:
	branches: [main]
	pull_request:

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

	jobs:
	# Avoid Latin phrases to improve readability
	latin-phrases:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-python@v5
	with:
	python-version: 3
	- name: Install dependencies
	run: \|
	python -m pip install --upgrade pip rich
	python -m pip install -e tools[ci]
	- name: Run Python script to check for Latin phrases - Master
	if: github.event_name == 'push' && github.ref == 'refs/heads/master'
	run: \|
	python no-bad-latin.py
	working-directory: tools/ci
	- name: Run Python script to check for Latin phrases - Pull Request
	if: github.event.pull_request
	run: \|
	python no-bad-latin.py
	working-directory: tools/ci

	# Markdown formatting
	remark:
	runs-on: ubuntu-latest
	steps:
	- uses: actions/checkout@v4
	- uses: actions/setup-node@v4
	with:
	node-version: 14
	- name: Run markdown style checks
	run: make remark

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