tests: Use init.defaultBranch over 'master' as the default branch name #44

	name: Ubuntu (build-&-test)

	on:
	push:
	branches:
	- devel
	pull_request:
	branches:
	- devel

	jobs:
	build:
	runs-on: ubuntu-latest
	strategy:
	fail-fast: false
	matrix:
	python-version: ["3.8", "3.9", "3.10", "3.11"]

	steps:
	- uses: actions/checkout@v3

	- name: Set up Python ${{ matrix.python-version }}
	uses: actions/setup-python@v4
	with:
	python-version: ${{ matrix.python-version }}
	cache: 'pip'

	- name: Install Unix dependencies
	run: \|
	sudo apt-get install time libunwind8-dev g++-9 gcc-9 git
	sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-9 90 --slave /usr/bin/g++ g++ /usr/bin/g++-9 --slave /usr/bin/gcov gcov /usr/bin/gcov-9

	- name: Initialize Git
	run: \|
	git config --global user.email "perun-allmighty@gmail.com"
	git config --global user.name "Perun Allmighty"

	- name: Upgrade pip and setuptools dependencies
	run: \|
	python -m pip install --upgrade pip setuptools

	- name: Install Tox
	run: \|
	pip install tox

	- name: Execute tests for Python ${{ matrix.python-version }} using Tox
	run: tox -e py

	- name: Generate docs for Python ${{ matrix.python-version }} using Tox
	run: \|
	tox -e docs

	- name: Upload coverage to Codecov
	uses: codecov/codecov-action@v3
	env:
	CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}
	with:
	flags: coverage-${{ matrix.python-version }}
	verbose: true

Provide feedback