Minor tweak to .gitlab-ci.yml to improve coverage output

.gitlab-ci.yml

 stages:
         - build
         - test
+        - pages
         - staging
 
 variables:
@@ -23,23 +24,15 @@ build_backend:
         before_script:
                 - cd backend/
 
-test_coverage:
+test_pytest:
         <<: *test_definition_backend
         services:
                 - postgres:9.5
         script:
-                - coverage run manage.py test --noinput
-                - coverage html
+                - DJANGO_SETTINGS_MODULE=grady.settings pytest --cov
         artifacts:
                 paths:
-                        - public/
-
-test_pytest:
-        <<: *test_definition_backend
-        services:
-                - postgres:9.5
-        script:
-                - DJANGO_SETTINGS_MODULE=grady.settings pytest
+                        - .coverage
 
 test_prospector:
         <<: *test_definition_backend
@@ -59,6 +52,20 @@ test_frontend:
                 - yarn install
                 - yarn test --single-run
 
+# ============================ Gitlab pages section =========================== #
+test_coverage:
+        <<: *test_definition_backend
+        stage:
+                pages
+        script:
+                - mkdir public
+                - coverage html
+        dependencies:
+                - test_pytest
+        artifacts:
+                paths:
+                        - public
+
 # ============================== Staging section ============================= #
 .staging_template: &staging_definition
         stage: staging