improve config.yml

.circleci/config.yml

@@ -69,6 +69,14 @@ jobs:
           paths:
             - ./venv
           key: v3-dependencies-{{ checksum "requirements/dev.txt" }}-{{ checksum "requirements/prod.txt" }}
+back-deploy-heroku:
+  docker:
+    - image: buildpack-deps:trusty
+  steps:
+    - checkout
+    - run:
+        name: Heroku Deploy
+        command: git push https://heroku:$HEROKU_API_KEY@git.heroku.com/$HEROKU_APP_NAME.git HEAD:master
 workflows:
   version: 2.1
   build_circleci: