Add GitHub action for pytest and write one test

.github/workflows/run-pytest.yml

@@ -0,0 +1,29 @@
+name: Run Pytest
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python 3.12
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.12"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements-dev.txt
+    - name: Test with pytest
+      run: |
+        pytest

tests/test_user_was_online.py

@@ -0,0 +1,5 @@
+import pytest
+
+
+def test_should_run_this_in_ci():
+    assert True