To set up the sql database
createdb codeclan-gym
psql -d codeclan-gym -f ./db/schema.sql
You can rerun the psql command to reset the database too.
Use
psql -d codeclan-gym
to poke around at the database itself using SQL commands.
Make sure you have the necessary gems installed
gem install sinatra sinatra-contrib pry
then launch the web application with
ruby app.rb
and point a browser to localhost:4567.