Add a workshop:init task
Step 1 : russian roulette
Step 2 : simple trivial pursuit
Step 3 : use hash and symbols
Step 4 : use class and accessors
Step 5 : method! vs method and special methods like <<
Step 6 : inheritance and modules
Step 7 : generate a default rails app
Step 8 : generate Talk model
Step 8 : add primary data
Step 8 : default unit test
Step 9 : create controller, default route and view
Step 9 : list all talks
Step 9 : use partial
Step 9 : show a talk