main file to run operator.go with add function 10 value

main.go

package main

import (
	"context"
	"fmt"

	"github.com/ridhoperdana/calculator"
)

func main() {
	o := calculator.InitOperation()
	result, err := o.Add(context.Background(), 10)
	if err != nil {
		panic(err)
	}
	fmt.Println("result is: ", result)
}