adds test command to makefile and readme

Makefile

@@ -2,6 +2,12 @@
 lint:
 	poetry run pre-commit run --all-files
 
+.PHONY: test
+test:
+	export ENVIRONMENT_FILE=.env.test
+	poetry run coverage run -m pytest -v --disable-warnings --color=yes app/tests/
+	poetry run coverage report
+
 .PHONY: clean-dev
 clean-dev:
 	@echo -n "Are you sure? [yes/N] (this will delete volumes) " && read ans && [ $${ans:-N} = yes ]

README.md

@@ -124,6 +124,9 @@ git commit --no-verify
 
 # see the Makefile for more commands, but linting and formatting can be done with
 make lint
+
+# run all tests
+make test
 ```
 
 ### Testing