Add Dockerfiles for unittesting on various Linux systems #310

	name: Bitcoinlib Unittests Coveralls Ubuntu
	on: [push]

	jobs:
	test:
	runs-on: ubuntu-latest

	strategy:
	matrix:
	python: ["3.8", "3.10", "3.11"]

	steps:
	- uses: actions/checkout@v3
	- name: Set up Python
	uses: actions/setup-python@v3
	with:
	python-version: ${{ matrix.python }}
	architecture: 'x64'
	- name: Install dependencies
	run: \|
	python -m pip install .[dev]
	- name: Test with coverage
	env:
	BCL_CONFIG_FILE: config.ini.unittest
	UNITTESTS_FULL_DATABASE_TEST: False
	run: coverage run --source=bitcoinlib -m unittest -v

	- name: Coveralls
	uses: AndreMiras/coveralls-python-action@develop
	with:
	parallel: true
	flag-name: Unit Test
	debug: true

	coveralls_finish:
	needs: test
	runs-on: ubuntu-latest
	steps:
	- name: Coveralls Finished
	uses: AndreMiras/coveralls-python-action@develop
	with:
	parallel-finished: true
	debug: true

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