added github ci/cd for running tests with pytest

.github/workflows/run_tests.yml

@@ -0,0 +1,35 @@
+name: Run Unit Test via Pytest
+
+on:
+  # trigger on pushes to any branch, but not main
+  push:
+    branches-ignore:
+      - main
+  # and also on PRs to main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.9", "3.10", "3.11", "3.12"]
+
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python ${{ matrix.python-version }}
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
+      - name: Test with pytest
+        run: |
+          coverage run -m pytest  -v -s
+      - name: Generate Coverage Report
+        run: |
+          coverage report -m