Add test running workflow on PRs

Author: klejejs

.github/workflows/test.yaml

@@ -0,0 +1,26 @@
+name: Run tests
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4.2.2
+      - name: Set up Python
+        uses: actions/setup-python@v5.3.0
+        with:
+          python-version: "3.x"
+      - name: Install Python dependencies
+        run: |
+          python -m pip install --upgrade pip
+          pip install -U -r requirements.txt -r requirements_testing.txt
+      - name: Run tests
+        run: pytest