Add tests workflow

Author: nikmolnar

.github/workflows/python-package.yml

@@ -0,0 +1,44 @@
+# This workflow will install Python dependencies, run tests and lint with a variety of Python versions
+# For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
+
+name: Django Task API Tests
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: [3.6, 3.7, 3.8, 3.9]
+        celery-version: [4.*, 5.*]
+        django-version: [2.2, 3.1, 3.2]
+
+    steps:
+    - uses: actions/checkout@v2
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+
+    - name: Install celery
+      run: |
+        pip install "celery==${{ celery-version }}"
+
+    - name: Install Django
+      run: |
+        - pip install "django==${{ django-verrsion }}"
+
+    - name: Install dependencies
+      run: |
+        poetry env use system
+        poetry install
+
+    - name: Run tests
+      run: |
+        echo "Using celery version " `celery --version`
+        pytest