ci: add Github workflow which runs unittests in PR (#1442)

.github/workflows/unit-tests.yml

@@ -0,0 +1,36 @@
+name: Unit Tests
+
+on:
+  pull_request:
+    branches: [ main ]
+  workflow_dispatch:
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.10.16'
+
+      - uses: astral-sh/setup-uv@v5
+        with:
+          python-version: '3.10.16'
+          enable-cache: false
+
+      - name: Run unit tests
+        run: |
+          uv run -p 3.10.16 --with . --with ".[dev]" --with ".[test]" pytest -s -v tests/unit/ --junitxml=pytest-report.xml
+
+      - name: Upload test results
+        if: always()
+        uses: actions/upload-artifact@v4
+        with:
+          name: test-results
+          path: |
+            .pytest_cache/
+            pytest-report.xml
+          retention-days: 7