Add make cmd for pytest with pdb support

Author: mbeacom

Makefile

@@ -33,6 +33,9 @@ logs: ## Print and actively tail the docker compose logs.
 pytest: ## Run pytest (Backend)
 	@docker-compose exec web pytest -p no:ethereum
 
+pytest-pdb: ## Run pytest with pdb support (Backend)
+	@docker-compose exec web pytest -p no:ethereum --pdb --pdbcls=IPython.terminal.debugger:Pdb
+
 stylelint: ## Run stylelint against the project directory. Requires node, npm, and project dependencies.
 	@npm run stylelint