refactor: move lists to their representative repos

app/model/customer.go

@@ -177,5 +177,4 @@ type UserInList struct {
 	Email     string `gorm:"column:email" json:"email"`
 	FirstName string `gorm:"column:first_name" json:"first_name"`
 	LastName  string `gorm:"column:last_name" json:"last_name"`
-	Role      string `gorm:"column:role" json:"role"`
 }