Merge pull request #400 from johngian/codecov-gh-action

Add gh-action to run codecov

.github/workflows/codecov.yml

@@ -0,0 +1,21 @@
+name: mozilla-django-oidc codecov
+on: [pull_request]
+
+jobs:
+  codecov:
+    runs-on: ubuntu-latest
+    name: Codecov
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v2
+      - name: Setup python
+        uses: actions/setup-python@v2
+        with:
+          python-version: 3.7
+      - name: Install dependencies
+        run: pip install codecov tox tox-gh-actions
+      - name: Run tox
+        run: tox
+      - uses: codecov/codecov-action@v1
+        with:
+          verbose: true