entity

type Todo struct {
	ID          int          `json:"id" db:"id"`
	Task        string       `json:"task" db:"task"`
	Status      TodoStatus   `json:"status" db:"status"`
	DueDate     sql.NullTime `json:"due_date" db:"due_date"`
	CompletedAt sql.NullTime `json:"completed_at" db:"completed_at"`
	CreatedAt   time.Time    `json:"created_at" db:"created_at"`
	UpdatedAt   time.Time    `json:"updated_at" db:"updated_at"`
}

type TodoStatus string