fix github workflow for unit tests #3

	name: Build Docker and run unit tests

	on:
	push:

	jobs:
	build_docker:
	name: Build Docker image
	runs-on: ubuntu-latest

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Set up QEMU
	uses: docker/setup-qemu-action@v3

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Login to DockerHub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_USERNAME }}
	password: ${{ secrets.DOCKERHUB_TOKEN }}

	- name: Build and export
	uses: docker/build-push-action@v6
	with:
	context: .
	tags: lubo1994/mv-extractor:dev
	outputs: type=docker,dest=/tmp/image.tar
	cache-from: type=registry,ref=lubo1994/mv-extractor:buildcache
	cache-to: type=registry,ref=lubo1994/mv-extractor:buildcache,mode=max

	- name: Upload Docker image as artifact
	uses: actions/upload-artifact@v4
	with:
	name: mv-extractor-docker-image
	path: /tmp/image.tar

	run_unit_tests:
	name: Run unit tests for python${{ matrix.python }}
	runs-on: ubuntu-latest
	needs: build_docker
	strategy:
	fail-fast: false
	matrix:
	include:
	- python: "3.9"
	- python: "3.10"
	- python: "3.11"
	- python: "3.12"
	- python: "3.13"

	steps:
	- name: Checkout
	uses: actions/checkout@v4

	- name: Download artifact containing Docker image
	uses: actions/download-artifact@v4
	with:
	name: mv-extractor-docker-image
	path: /tmp

	- name: Load Docker image
	run: \|
	docker load --input /tmp/image.tar
	docker image ls -a

	- name: Run unit test
	run: \|
	docker run \
	-v ${{ github.workspace }}:/home/video_cap \
	lubo1994/mv-extractor:dev \
	python${{ matrix.python }} tests/tests.py

	# TODO: if tests pass, push image to registry

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