instructions: start the containers: docker-compose up enter the postgres server using another container: docker run -it --rm --network flask_kinan_default postgres psql -h flask_kinan-postgress_server-1 -U postgres create the 'usersdb' database, connect to it and create the 'users' table: create database usersdb; \connect usersdb create table users ( id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY, name varchar(40)); go to localhost:5555/users