Modernise build tooling and configuration #52

	name: CI

	on: [pull_request]

	jobs:
	build:

	runs-on: ubuntu-latest

	strategy:
	matrix:
	python: ["3.10", "3.11", "3.12", "3.13", "3.14"]
	django: ["4.2", "5.2", "6.0"]
	exclude:
	- python: "3.13"
	django: "4.2"
	- python: "3.14"
	django: "4.2"
	- python: "3.10"
	django: "6.0"
	- python: "3.11"
	django: "6.0"

	steps:
	- uses: actions/checkout@v6
	- name: Set up Python ${{ matrix.python }}
	uses: actions/setup-python@v6
	with:
	python-version: ${{ matrix.python }}
	- name: Install package
	run: pip install -e .
	- name: Install dependencies
	run: pip install -r dev-requirements.txt
	- name: Install Django
	run: pip install -U django==${{ matrix.django }}
	- name: Run tests
	run: ./runtests

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