[#39]: Add tests workflow

.github/workflows/tests.yml

@@ -0,0 +1,22 @@
+name: Tests
+
+on:
+  pull_request
+
+jobs:
+  check:
+    name: Run Tests
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v3
+      - name: Set up Python
+        uses: actions/setup-python@v4
+        with:
+          python-version: 3.10
+      - name: Install dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install pytest github
+      - name: Test with pytest
+        run: |
+          pytest