What about now

.coveragerc

@@ -1,6 +1,8 @@
 [run]
 source =
     ./
+plugins =
+    django_coverage_plugin
 
 omit =
     */migrations/*

.github/workflows/django.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Install Dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install pycodestyle coverage coveralls
+          pip install pycodestyle coverage coveralls django_coverage_plugin
           pip install -r requirements.txt
           python manage.py collectstatic --noinput
       - name: Basic Checks
@@ -43,6 +43,6 @@ jobs:
           python manage.py check
           python manage.py makemigrations --check --dry-run
       - name: Run Tests
-        run: coverage run manage.py test --verbosity=2
-      - name: Upload coverage data to coveralls.io
-        run: coveralls
+        run: |
+          coverage run manage.py test --verbosity=2
+          coveralls