add CI for unit tests

.github/workflows/main.yml

@@ -0,0 +1,49 @@
+name: Unit tests for Basic Class
+
+on:
+  push:
+    branches:
+      - develop
+      - main
+
+  pull_request:
+    branches:
+      - develop
+      - main
+
+defaults:
+  run:
+    shell: bash
+    working-directory: .
+
+jobs:
+
+  test:
+    name: 'Run unit tests'
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Python ${{ env.DEFAULT_PYTHON }}
+        id: python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ env.DEFAULT_PYTHON }}
+
+      - name: Upgrade pip
+        run: python -m pip install --upgrade pip setuptools wheel
+
+      - name: Upgrade pyOpenSSl
+        run: pip install pyOpenSSL --upgrade
+
+      - name: Install dependencies
+        run: pip install -r requirements.txt
+
+      - name: List directory contents
+        run: ls -la
+
+      - name: Run tests
+        run: python -m pytest ./tests
+
+