add unit-tests workflow; auto run tests with both `jest` + `pytest` #8

	# taken from https://github.com/e-mission/e-mission-server/blob/master/.github/workflows/test-with-manual-install.yml

	name: unit-tests

	# Controls when the action will run. Triggers the workflow on push or pull request
	on:
	push:
	pull_request:

	# A workflow run is made up of one or more jobs that can run sequentially or in parallel
	jobs:
	test-pytest:
	# The type of runner that the job will run on
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Run setup.sh
	shell: bash -l {0}
	run: \|
	source bin/setup.sh

	- name: Run pytest
	shell: bash -l {0}
	run: \|
	source bin/run_pytest.sh

	test-jest:
	runs-on: ubuntu-latest

	steps:
	- uses: actions/checkout@v2

	- name: Set up Node.js
	uses: actions/setup-node@v2
	with:
	node-version: '20'

	- name: Run setup.sh
	shell: bash -l {0}
	run: \|
	source bin/setup.sh

	- name: Run jest tests
	shell: bash -l {0}
	run: \|
	source bin/run_jest.sh

Provide feedback