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

Dockerfile

@@ -0,0 +1,20 @@
+FROM node:18-alpine
+
+# Set working directory
+WORKDIR /app
+
+# Install dependencies
+COPY package*.json ./
+RUN npm install
+
+# Create uploads directory
+RUN mkdir -p public/uploads
+
+# Copy application files
+COPY . .
+
+# Expose port
+EXPOSE 3000
+
+# Command to run the application
+CMD ["npm", "run", "dev"]