Dockerfile

# Stage 1: Build the application
FROM node:18-alpine AS builder

# Set the working directory
WORKDIR /usr/src/app

# Copy package.json and package-lock.json
COPY package*.json ./

# Install dependencies
RUN npm install

# Copy the rest of the application code
COPY . .

# Build the application
RUN npm run build

# Stage 2: Create the production image
FROM node:18-alpine AS production

# Set the working directory
WORKDIR /usr/src/app

# Copy package.json and package-lock.json
COPY package*.json ./

# Install only production dependencies
RUN npm ci --only=production

# Copy built application from the builder stage
COPY --from=builder /usr/src/app/dist ./dist

# Set the environment to production
ENV NODE_ENV=production

# Expose the application port
EXPOSE 8080

# Command to run the application
CMD ["node", "dist/main.js"]