Dockerfile

# Multi-stage Dockerfile for Farmer Data Collection Platform
# Production-optimized build with security best practices

# Stage 1: Build stage
FROM node:22-alpine AS builder

# Install pnpm
RUN npm install -g pnpm@10.4.1

# Set working directory
WORKDIR /app

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

# Install dependencies
RUN pnpm install --frozen-lockfile

# Copy source code
COPY . .

# Build the application
RUN pnpm run build

# Stage 2: Production stage
FROM node:22-alpine AS production

# Install pnpm
RUN npm install -g pnpm@10.4.1

# Create non-root user for security
RUN addgroup -g 1001 -S nodejs && \
    adduser -S nodejs -u 1001

# Set working directory
WORKDIR /app

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

# Install production dependencies only
RUN pnpm install --prod --frozen-lockfile

# Copy built application from builder stage
COPY --from=builder --chown=nodejs:nodejs /app/dist ./dist
COPY --from=builder --chown=nodejs:nodejs /app/client/dist ./client/dist

# Copy drizzle schema for migrations
COPY --chown=nodejs:nodejs drizzle ./drizzle

# Switch to non-root user
USER nodejs

# Expose port
EXPOSE 3000

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=40s --retries=3 \
  CMD node -e "require('http').get('http://localhost:3000/health', (r) => {process.exit(r.statusCode === 200 ? 0 : 1)})"

# Start the application
CMD ["node", "dist/index.js"]