ci: add unit test workflow

Author: Bodzio-2

.github/workflows/unit_tests.yaml

@@ -0,0 +1,25 @@
+name: Run unit tests
+
+on:
+  pull_request:
+    branches:
+      - '**'
+
+jobs:
+  pytest:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+      - name: Python Setup
+        uses: actions/setup-python@v6
+        with:
+          python-version: 3.13
+          cache: 'pip'
+          cache-dependency-path: ./setup.cfg
+
+      - name: Install libraries
+        run: make python-install-development
+
+      - name: Run pytest
+        run: pytest