Bash

#create the rails project using mysql as db instead of sqlite
rails -d mysql ProjectName

#set up db
mysqladmin -u root create project_name_development
mysqladmin -u root create project_name_test
...

#Do all yer configuring stuff with for db in config/database.yml

#if you want to have authentication (assuming you want activation)
./script/generate authenticated user sessions --include-activation --aasm

#generate other scaffolds and such
./script/generate scaffold model_name field1:type field2:type [...]

#migrate the database
rake:db migrate

#code, rinse, repeat