Check no missing migrations in django-tests workflow

.github/workflows/django-tests.yml

@@ -32,6 +32,15 @@ jobs:
       run: |
         python -m pip install --upgrade pip
         pip install -r requirements.txt
+    - name: Check migrations up-to-date
+      run: |
+        python ./manage.py makemigrations --check
+      env:
+        SECRET_KEY: beepbeep
+        DOMAIN: your.domain.here
+        EMAIL_HOST: ""
+        EMAIL_HOST_USER: ""
+        EMAIL_HOST_PASSWORD: ""
     - name: Run Tests
       env:
         SECRET_KEY: beepbeep