type Todo struct {
gorm.Model Activity string `json:"activity" `
IdUser uint `json:"id_user"`
User User `json:"user" gorm:"foreignkey:IdUser;association_foreignkey:ID"`
}
type User struct {
gorm.Model Username string `json:"username"`
Password string `json:"password"`
Role string `json:"role"`
Name string `json:"name"`
Todos []Todo `json:"todos" gorm:"foreignkey:IdUser"`
}