add npm run mongo:start to quickly spin up fake replicated mongodb server for prisma

.env.example

@@ -6,13 +6,6 @@
 # secrets in it. If you are cloning this repo, create a copy of this file named
 # ".env" and populate it with your secrets.
 
-# When adding additional environment variables, the schema in "/src/env.mjs"
-# should be updated accordingly.
-
-# Prisma
-# https://www.prisma.io/docs/reference/database-reference/connection-urls#env
-DATABASE_URL="file:./db.sqlite"
-
 # Next Auth
 # You can generate a new secret on the command line with:
 # openssl rand -base64 32
@@ -22,7 +15,7 @@ NEXTAUTH_URL="http://localhost:3000"
 
 # MongoDB
 # mongo DB details
-MONGO_DATABASE=
+MONGO_DATABASE=atr_db
 DATABASE_URL=
 MONGO_ROOT_USERNAME=
 MONGO_ROOT_PASSWORD=