added unittest CI/CD workflow

.gitea/workflows/tests.yaml

@@ -0,0 +1,18 @@
+name: Python unit tests
+run-name: ${{ gitea.actor }} is running unit tests
+on: [push]
+
+jobs:
+  unittests:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Check out repository code
+        uses: actions/checkout@v4
+      - name: Set up Python
+        uses: actions/setup-python@v5
+        with:
+          python-version: '3.13'
+      - name: Test with pytest
+        run: |
+          pip install unittest
+          python -m unittest

tests/test_ex2.py

@@ -1,6 +1,6 @@
 import unittest
 
-from ex2_tv import startRecordingAt
+from src.ex2_tv import startRecordingAt
 
 
 class MyTestCase(unittest.TestCase):

tests/test_ex3.py

@@ -1,6 +1,6 @@
 import unittest
 
-from ex3_cards import tauntScore
+from src.ex3_cards import tauntScore
 
 
 class MyTestCase(unittest.TestCase):