📚 BookWorm – Full‑Stack React Native App 🚀

🎯 What You'll Build

This is a true full‑stack project—not just a pretty UI.

✅ Works on real devices & simulators (Android / iOS)
✅ Zero native code, zero paid services

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🧑‍🍳 App Features Overview

• 🔐 Auth — signup & login with JWT, error handling for bad creds
• 🏠 Home Feed — newest‑first posts with infinite scrolling
• ➕ Create Post — title, rating, cover image & caption (all required)
• 👤 Profile Screen — user info + their posts
• 🗑️ Delete Post — confirmation alert before removal
• 🎨 4 instant themes — just swap one color object
• 🌐 Web support — run on localhost in the browser
• 🚪 Logout

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🧠 What You’ll Learn

• ⚙️ Build a REST API with Node.js, Express & MongoDB
• 🔑 Implement stateless auth using JSON Web Tokens (JWT)
• 🔄 Add performant infinite loading with pagination cursors
• 🖼️ Handle image uploads the easy way (base64 → Cloudinary)
• 🛫 Deploy the backend for free (Render / Railway)
• 🌍 Ship a cross‑platform app with React Native + Expo Router
• 🧭 Animate navigation & shared element transitions
• 🧪 Debug on a physical phone—no Android Studio or Xcode needed

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📁 .env Setup

⚙️ Backend (/backend)

PORT=3000
MONGO_URI=<YOUR_MONGO_DB_URI>
JWT_SECRET=<YOUR_VERY_HARD_TO_FIND_SECRET>

CLOUDINARY_CLOUD_NAME=<YOUR_CLOUDINARY_CLOUD_NAME>
CLOUDINARY_API_KEY=<YOUR_CLOUDINARY_API_KEY>
CLOUDINARY_API_SECRET=<YOUR_CLOUDINARY_API_SECRET>

API_URL=<YOUR_DEPLOYED_API_URL>

⚙️ Run the backend

cd backend
npm install
npm run dev

📱 Run the mobile

cd mobile
npm install
npx expo