I made a booking/appointment management SaaS. Not a big deal, I guess. I built it using Lovable and tried not to make Al slop.The coding part was only one piece of the puzzle. Pricing, billing, permissions, subscriptions, edge cases, onboarding, database design, and all the little details took much longer than I thought. Every time I fixed one thing, ! discovered three more things to learn. The project is ZenSched. It's a booking management platform for businesses that need appointment sched...