Expand README with comprehensive documentation

Added detailed information about project structure, features,
development setup, CI/CD pipeline, and deployment configuration.

README.md

@@ -1,3 +1,67 @@
-# nuxt-frontend
+# GGZ Ecademy Nuxt.js Frontend
 
-GGZ Ecademy Nuxt.js User Portal
+User portal application for GGZ Ecademy platform, built with Nuxt.js 2.x.
+
+## Structure
+
+```
+components/              # Vue components
+├── Learning/            # Learning product components
+├── Members/             # Member management components
+└── UI/                  # UI components
+
+pages/                   # Page components with routing
+store/                   # Vuex state management
+middleware/              # Route guards and authentication
+lang/Ggz/               # i18n translations (NL/EN)
+layouts/                # Page layouts
+plugins/                # Vue plugins
+```
+
+## Features
+
+- Multi-language support (Dutch/English)
+- Learning product catalog and progress tracking
+- User authentication and profile management
+- Member management
+- Responsive design
+
+## Development
+
+```bash
+# Install dependencies
+npm install
+
+# Serve with hot reload at localhost:3000
+npm run dev
+
+# Build for production
+npm run build
+
+# Launch production server
+npm start
+```
+
+## CI/CD Pipeline
+
+This repository uses Drone CI for automated testing and deployment:
+
+- **Test & Build**: Dependency installation, linting, and production build
+- **Deploy to Staging**: Automatic deployment on push to `main` or `develop` branches
+- **Deploy to Production**: Manual promotion required
+
+### Deployment Servers
+
+- **Staging**: 159.223.242.61 → `/var/www/nuxt/current`
+- **Production**: 152.42.148.137 → `/var/www/nuxt/current`
+- **Deployment Script**: `/opt/deploy-scripts/deploy-nuxt.sh`
+
+The application runs using PM2 process manager and serves at:
+- **Staging**: https://staging-mijn.ggzecademy.nl
+- **Production**: https://mijn.ggzecademy.nl
+
+## API Integration
+
+This frontend connects to the Laravel API backend at:
+- **Staging**: https://staging-api.ggzecademy.nl
+- **Production**: https://mijnggzbackend.ggzecademy.nl