Update ci workflow

.github/workflows/ci.yml

@@ -2,27 +2,34 @@ name: CI
 
 on:
     push:
-        branches-ignore:
-            - "mark-version-*-as-released"
 
 jobs:
     ci:
         runs-on: ubuntu-latest
-        name: Build and run tests
+        name: Code analysis and tests
 
         steps:
             - uses: actions/checkout@v4
 
             - name: Set up Python
-              uses: actions/setup-python@v2
+              uses: actions/setup-python@v5
               with:
                   python-version: "3.11"
 
+            - name: Install dependencies
+              run: |
+                  python -m pip install --upgrade pip
+                  pip install pylint black
+                  pip install -r requirements.txt
+
             - name: Lint with pylint
-              uses: Silleellie/pylint-github-action@v2
-              with:
-                  lint-path: src
-                  python-version: "3.11"
+              run: |
+                  pylint $(git ls-files '*.py')
 
             - name: Check formatting with black
-              uses: psf/black@stable
+              run: |
+                  black $(git ls-files '*.py') --diff
+
+            - name: Tests
+              run: |
+                  python -m unittest discover -s tests -p "test_*.py"