Title: How I Built ZenPlan: A Premium AI Habit Tracker with Next.js, Vercel OIDC, and Amazon DynamoDB (opens in new tab)

I built this for the Hack the Zero Stack with Vercel v0 and AWS Databases Hackathon. Here's the thing—building a habit tracker sounds easy until you actually start building it. Check off a box, increment a counter, save it. Done, right? Wrong. If you want it to feel premium, look polished, and actually work without lag or weird edge-caching bugs, it gets complicated fast. So I decided to build ZenPlan—a dark, glassmorphic habit tracker and routine planner that actually feels like a real app. ...