fix: complete v1.2 account and profile P0 fixes

Makefile

@@ -1,4 +1,4 @@
-.PHONY: install migrate seed run run-asgi test check
+.PHONY: install migrate seed local-admin run run-asgi test check
 
 install:
 	python3 -m venv .venv
@@ -11,6 +11,9 @@ seed:
 	cd backend && ../.venv/bin/python manage.py seed_initial_content
 	cd backend && ../.venv/bin/python manage.py seed_contests
 
+local-admin:
+	cd backend && ../.venv/bin/python manage.py init_local_admin
+
 run:
 	cd backend && ../.venv/bin/python manage.py runserver