♻️(backend) refactor post hackathon to a first working version

This project was copied and hacked to make a POC in a 2-day hackathon.
We need to clean and refactor things in order to get a first version
of the product we want.

Makefile

@@ -152,7 +152,6 @@ test-back-parallel: ## run all back-end tests in parallel
 	bin/pytest -n auto $${args:-${1}}
 .PHONY: test-back-parallel
 
-
 makemigrations:  ## run django makemigrations for the publish project.
 	@echo "$(BOLD)Running makemigrations$(RESET)"
 	@$(COMPOSE) up -d postgresql