Add a first step for the Bookings System project
Add a per-step readme
Change approach: use one file, but add a function to it for each step
Add test data to the existing empty database
Tweak so more output is shown as program progresses
Add very simple code to extract all users / all rooms
Add extra notes for step 3 and tweak the v_bookings view to include the ids
Get bookings for a given user / room
Refactor the database queries
Add some other ideas