Update make up to automatically seed the db

It does this by running the `create_database` command first,
which checks if the database tables already exist and skips making
(database) changes if they do.

Makefile

@@ -3,7 +3,7 @@
 compose_build: .env
 	COMPOSE_DOCKER_CLI_BUILD=1 DOCKER_BUILDKIT=1 docker compose build
 
-up:
+up: create_database
 	COMPOSE_DOCKER_CLI_BUILD=1 DOCKER_BUILDKIT=1 docker compose up -d --build
 
 test_db: