Merge: added GitHub CI/CD

.github/workflows/python-app.yml

@@ -0,0 +1,36 @@
+name: Python application
+
+on:
+  push:
+    branches: [ "master", "develop", "artem", "sergey", "vladimir", "for_merge"]
+  pull_request:
+    branches: [ "master", "develop", "artem", "sergey", "vladimir", "for_merge"]
+
+permissions:
+  contents: read
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+
+    steps:
+    - uses: actions/checkout@v3
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v3
+      with:
+        python-version: "3.11"
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -r requirements/dev.txt
+    - name: Lint with flake8
+      run: |
+        flake8 ./datanar/ --config=.flake8
+    - name: Lint with black
+      run: |
+        black ./datanar/ --check --verbose --diff --line-length 79
+    - name: Django testing
+      run: |
+        cd ./datanar
+        python manage.py test