# Use official Node.js LTS image
FROM node:20-alpine

# Set working directory inside the container
WORKDIR /app

# Copy package files first (for caching)
COPY package*.json ./

# Install dependencies
RUN npm install

# Copy all project files
COPY . .

# Expose port (change if needed)
EXPOSE 3000

# Default command (can be overridden)
CMD ["npm", "start"]