To create a new user for Poozle login you can follow the steps. 
docker exec -ti poozle-server sh
yarn create-user
Password should contain alphanumeric and special characters

~$ yarn create-user
yarn run v1.22.19
$ ts-node prisma/seeds/user.ts
Server is healthy!
Enter email: manik@poozle.dev
Enter password: #######
Enter firstname: Manik
Enter lastname: Aggarwal
User created
Done in 24.05s.
You should get user created as shown above.