port travis.yml to github action

.github/workflows/tests.yml

@@ -0,0 +1,33 @@
+name: django-prbac test
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+
+jobs:
+  build:
+    runs-on: ubuntu-22.04
+
+    strategy:
+      matrix:
+        python-version: [ "3.7", "3.8", "3.9" ]
+
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v4
+        with:
+          python-version: ${{ matrix.python-version }}
+      - name: install dependencies
+        run: |
+          pip install django==3.2.* 
+          pip install -e .
+          pip install coverage coveralls
+      - name: run tests
+        run: |
+          coverage run --source='django_prbac' `which django-admin.py` test django_prbac --settings django_prbac.mock_settings --traceback
+      - name: report coverage stats
+        run: |
+          coverage report 
+          coveralls