How to update user model association with plugins model with migration

how to add association has_many_through from 2 plugin model to redmine user model? is that possible

here is my db schema,

and i tried to add code to my migration (line 5-6)

i as expected, the migration fail on line 5, please help
thanks

userBadge model : user_badge.rb

Badge model : badge.rb

Redmine