updated CI and tests #4

	name: CI-minimal

	on:
	push:
	branches:
	- master
	pull_request:
	branches:
	- master

	jobs:
	build:

	runs-on: ubuntu-20.04
	strategy:
	matrix:
	python: ["3.7"]

	steps:
	- uses: actions/checkout@v4
	- name: Setup Python
	uses: actions/setup-python@v5
	with:
	python-version: ${{ matrix.python }}

	- name: Install rubberband-cli and ffmpeg
	run: sudo apt-get update && sudo apt-get install -y rubberband-cli

	- name: Install dependencies
	run: pip install --use-deprecated=legacy-resolver -e .[tests]

	- name: Run test
	run: python -m pytest tests

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