Lucas WintherandClaude Opus 5
6833a58c91
Design for a personal budgeting PWA replacing a spreadsheet workflow. Key decisions captured: - Static SPA, no backend in the data path, so it deploys to both GitHub Pages and a self-hosted Docker image from one build artifact - Bun toolchain (bun init --react=shadcn); no Vite, no Electron - Pure derivation core over an IndexedDB fact store; envelope rollover makes caching worthless, so every figure is folded from raw facts - One Purchase entity covers simple, split, and financed purchases, which is what lets splits and finance plans compose without special-casing - Money is a float, with mandatory rounding at boundaries and last-part- by-subtraction so distributed parts sum exactly to the whole Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>
budget2.0
New version of budget page, vibecoded.