I used to open a fresh Next.js app every time I had a small idea to validate. Not because the idea needed React Server Components. Because I wanted a page that looked “real” — hero, pricing, FAQ, a place for an email — and Next was the hammer I already knew. Then I’d burn two evenings on layout, fonts, a half-wired form, and a deploy that still felt like a mini product. By the time the landing was “good enough,” the urge to launch had cooled. The waitlist stayed empty. The Gumroad link nev...