remove circleci, add gitaction

.github/workflows/linting.yml

@@ -0,0 +1,39 @@
+name: django CMS Content Expiry linters.yml
+
+on: [pull_request, push]
+
+jobs:
+  flake8:
+    name: flake8
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.9
+      - run: pip install --upgrade flake8
+      - name: flake8
+        uses: liskin/gh-problem-matcher-wrap@v1
+        with:
+          linters: flake8
+          run: |
+            flake8
+  isort:
+    name: isort
+    runs-on: ubuntu-latest
+    steps:
+     - name: Checkout
+       uses: actions/checkout@v2
+     - name: Set up Python
+       uses: actions/setup-python@v2
+       with:
+         python-version: 3.9
+     - run: python -m pip install isort
+     - name: isort
+       uses: liskin/gh-problem-matcher-wrap@v1
+       with:
+         linters: isort
+         run: isort -c -rc -df ./
+

.github/workflows/pr.yml

@@ -0,0 +1,36 @@
+name: django CMS Content Expiry test.yml
+
+on: [pull_request, push]
+
+jobs:
+  database-sqlite:
+    runs-on: ubuntu-latest
+    strategy:
+      fail-fast: false
+      matrix:
+        python-version: [ 3.9, '3.10']  # latest release minus two
+        requirements-file: [
+          django-32-cms40.txt,
+          django-42-cms40.txt,
+          django-42-cms41.txt,
+        ]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python ${{ matrix.python-version }}
+
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        sudo apt install gettext gcc -y
+        python -m pip install --upgrade pip
+        pip install pytest
+        pip install -r tests/requirements/${{ matrix.requirements-file }}
+        python setup.py install
+    - name: Test with python test runner
+      run: |
+        python setup.py test
+      env:
+        DATABASE_URL: sqlite://localhost/testdb.sqlite