https://textbooks.cs.ksu.edu/extras/02-full-stack/08-knex/index.html We’re going to use the Knex library to connect to our database from the server. We’ll also use it to handle database migrations and seeding. Install Knex We can install Knex using npm inside the server container: # Terminal docker exec -it project-server bash Then we can use npm to install the knex library, along with the pg library for connecting to Postgres databases. This should be done in the /app/server directory inside the container: Hugo en-us