How it works

Pick a tab and press Play. Each step lights up the nodes involved and narrates what moves: first launch with onboarding and seeded data, creating a habit and checking it off, reminder scheduling, statistics math, JSON export, and the optional cloud sync round-trip.

Sources: src/database/client.ts, src/services/cloudSync.ts, src/services/deviceReminders.ts (documented at commit 99a2c3d)