tests: add github actions setup for pytest

.github/workflows/ci.yml

@@ -13,3 +13,33 @@ jobs:
 
       - name: Run Ruff over code
         uses: chartboost/ruff-action@v1
+
+  test:
+    strategy:
+      fail-fast: false
+      matrix:
+        os: [ubuntu-latest]
+        python-version:
+          - "3.8"
+          - "3.9"
+          - "3.10"
+          - "3.11"
+          - "3.12"
+
+    name: Pytest
+    runs-on: ${{ matrix.os }}
+
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v3
+
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+
+      - name: Install dependencies
+        run: python -m pip install .[test]
+
+      - name: Run tests
+        run: pytest