Tripper

Mobile-first trip planner — build day-by-day itineraries with travel times, opening-hours checks, meal placeholders, nearby suggestions, and a map view. Built on OpenStreetMap.

Monorepo layout

• frontend/ — Vite + React 19 PWA
• backend/ — Express API
• shared/ — shared TypeScript types (@tripper/shared)

Prerequisites

• Node 22+
• pnpm (via corepack enable)

Setup

pnpm install

Development

pnpm --filter @tripper/frontend dev   # http://localhost:5173
pnpm --filter @tripper/backend dev    # http://localhost:3001

Quality gate (run before every commit)

pnpm run check   # lint + format + typecheck + tests

Tech stack

React 19, TypeScript, Vite, Express 5, pnpm workspaces, Jest + React Testing Library, ESLint, Prettier, vite-plugin-pwa.