Dockerfile

# Build stage
FROM node:20-alpine AS build

# Install pnpm
RUN npm install -g pnpm

# Set working directory
WORKDIR /app

# Copy package.json and pnpm-lock.yaml
COPY package.json pnpm-lock.yaml ./

# Install dependencies
RUN pnpm install

# Copy source code
COPY tsconfig.json ./
COPY src/ ./src/

# Build the application
RUN pnpm build

# Runtime stage
FROM node:20-alpine

# Install pnpm
RUN npm install -g pnpm

# Set working directory
WORKDIR /app

# Copy package.json and pnpm-lock.yaml
COPY package.json pnpm-lock.yaml ./

# Install production dependencies only
RUN pnpm install --prod

# Copy built application from build stage
COPY --from=build /app/build ./build

# Expose the port the app runs on
EXPOSE 3000

# Set environment variables
ENV NODE_ENV=production
ENV PORT=3000

# Command to run the application
CMD ["node", "build/app.js"]