Doc: add advanced usage example with separate legends #67

	# SPDX-FileCopyrightText: Blair Bonnett
	# SPDX-License-Identifier: BSD-3-Clause

	name: Continuous integration tests
	on:
	push:
	branches: [main]
	pull_request:
	branches: [main]
	workflow_dispatch:

	jobs:
	run-ci-tests:
	runs-on: ubuntu-latest
	name: "Matplotlib ${{ matrix.matplotlib-version}} on Python ${{ matrix.python-version }}"

	strategy:
	fail-fast: false
	matrix:
	python-version: [3.12, 3.13, 3.14]
	matplotlib-version: [ "3.9.4", "3.10.9" ]

	# Exclude combinations which don't have pre-built wheels.
	exclude:
	- python-version: 3.14
	matplotlib-version: "3.9.4"

	steps:
	- uses: actions/checkout@v6

	- name: Set up Python
	uses: actions/setup-python@v6
	with:
	python-version: "${{ matrix.python-version }}"
	architecture: x64

	- name: Install system libraries
	run: \|
	sudo apt-get update
	xargs -a .github/workflows/requirements-test-apt.txt sudo apt-get install -y

	- name: Install test environment
	run: \|
	pip install -r .github/workflows/requirements-test-pip.txt "matplotlib==${{ matrix.matplotlib-version }}"

	- name: Run unit tests
	run: pytest --cov-report=xml

	- name: Upload coverage report
	uses: codecov/codecov-action@v6
	with:
	files: coverage.xml
	flags: "Matplotlib-${{ matrix.matplotlib-version}}-Python-${{ matrix.python-version }}"
	token: ${{ secrets.CODECOV_TOKEN }}

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