the read more link and shortened student bio
a welcome controller to demonstrate the root route and symbolized params in the route
remove the index and hello files from pulic - we are moving the static root path and hello page into the app so they can be dynamic
layouts, controller and start of activerecord work from class
homework review show exposing email field on UI and permitting email field updates
added courses and setup many to many relationship between students and courses through registrations
code and tests for week 5: model validations and controller tests