Your domain is at best worth a few hundred. Your code is worth an hourly rate x hours worked, discounted. (since there needs to be a reason to buy vs build)
Assuming you and your partner put in 20 hours a week, I'd guess $5000 for an untested business is the best you could hope for.
Assuming you and your partner put in 20 hours a week, I'd guess $5000 for an untested business is the best you could hope for.