feat: setup make for tests, coverage, migrations and linting

Makefile

@@ -1,2 +1,31 @@
-env: 
+define run_migrations ## run migrations
+	@ . ./venv/bin/activate && python manage.py makemigrations
+	@ . ./venv/bin/activate && python manage.py migrate
+endef
+
+default: ## Run app
+	$(call run_migrations)
+	. ./venv/bin/activate && python manage.py runserver
+
+env: ## setup environment
 	. ./venv/bin/activate && pip install -r requirements.txt
+
+coverage: ## Generate test coverage report
+	. ./venv/bin/activate && coverage run manage.py test
+	. ./venv/bin/activate && coverage report -m
+	. ./venv/bin/activate && coverage html
+
+freeze: ## Freeze python dependencies
+	@. ./venv/bin/activate && pip freeze > requirements.txt
+
+help: ## Prints help for targets with comments
+	@cat $(MAKEFILE_LIST) | grep -E '^[a-zA-Z_-]+:.*?## .*$$' | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'
+
+lint: ## Run linter
+	@./venv/bin/black dashboard accounts dash support billing infrastructure integration
+
+migrate: ## Run migrations
+	$(call run_migrations)
+
+test: ## Run tests
+	@. ./venv/bin/activate && python manage.py test --parallel