feat: new make commands to interact with dev container

* dev.stop: Stop the running container
* dev.migrate: Run migrations in the container
* dev.logs: View logs from the container
* dev.exec: Execute to the dev container

cookiecutter-xblock/{{cookiecutter.repo_name}}/Makefile

@@ -51,6 +51,18 @@ dev.build:
 dev.run: dev.clean dev.build ## Clean, build and run test image
  docker run -p 8000:8000 -v $(CURDIR):/usr/local/src/$(REPO_NAME) --name $(REPO_NAME)-dev $(REPO_NAME)-dev
 
+dev.stop: ## Stop the running container
+ docker stop $(REPO_NAME)-dev
+
+dev.migrate: ## Run migrations in the container
+ docker exec -it $(REPO_NAME)-dev python manage.py migrate
+
+dev.logs: ## View logs from the container
+ docker logs -f $(REPO_NAME)-dev
+
+dev.exec: ## Execute to the dev container
+ docker exec -it $(REPO_NAME)-dev /bin/bash
+
 ## Localization targets
 
 extract_translations: ## extract strings to be translated, outputting .po files