Initial commit: Korea Tourism Agency website with AdminJS

- Full-stack Node.js/Express application with PostgreSQL
- Modern ES modules architecture
- AdminJS admin panel with Sequelize ORM
- Tourism routes, guides, articles, bookings management
- Responsive Bootstrap 5 frontend
- Docker containerization with docker-compose
- Complete database schema with migrations
- Authentication system for admin panel
- Dynamic placeholder images for tour categories

.env.example

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+# Korea Tourism Agency - Environment Variables Example
+# Копируйте этот файл в .env и настройте под ваши параметры
+
+# ==============================================
+# Database Configuration
+# ==============================================
+DB_HOST=postgres
+DB_PORT=5432
+DB_NAME=korea_tourism
+DB_USER=tourism_user
+DB_PASSWORD=tourism_password
+
+# ==============================================
+# Application Configuration
+# ==============================================
+PORT=3000
+NODE_ENV=development
+SESSION_SECRET=korea-tourism-secret-key-2024-change-in-production
+
+# ==============================================
+# File Upload Configuration
+# ==============================================
+UPLOAD_PATH=/app/public/uploads
+MAX_FILE_SIZE=5242880
+
+# ==============================================
+# Site Information
+# ==============================================
+SITE_NAME=Korea Tourism Agency
+SITE_DESCRIPTION=Discover Korea's hidden gems with our guided tours
+CONTACT_EMAIL=info@koreatourism.com
+CONTACT_PHONE=+82-2-1234-5678
+COMPANY_ADDRESS=서울특별시 중구 세종대로 110
+ADMIN_EMAIL=admin@koreatourism.com
+
+# ==============================================
+# Admin Configuration
+# ==============================================
+ADMIN_USERNAME=admin
+ADMIN_PASSWORD=admin123
+
+# ==============================================
+# Email Configuration (Optional)
+# ==============================================
+# SMTP_HOST=smtp.gmail.com
+# SMTP_PORT=587
+# SMTP_USER=your-email@gmail.com
+# SMTP_PASSWORD=your-app-password
+# SMTP_FROM=Korea Tourism <noreply@koreatourism.com>
+
+# ==============================================
+# External API Keys (Optional)
+# ==============================================
+# GOOGLE_MAPS_API_KEY=your-google-maps-api-key
+# WEATHER_API_KEY=your-weather-api-key
+# KAKAO_MAP_API_KEY=your-kakao-map-api-key
+
+# ==============================================
+# Security Configuration
+# ==============================================
+# CORS_ORIGIN=http://localhost:3000
+# RATE_LIMIT_WINDOW=900000
+# RATE_LIMIT_MAX=100
+
+# ==============================================
+# Production Settings
+# ==============================================
+# В production обязательно изменить:
+# NODE_ENV=production
+# SESSION_SECRET=генерировать-новый-безопасный-ключ
+# ADMIN_PASSWORD=создать-безопасный-пароль
+# Настроить SSL и реальные домены