# Backend Dockerfile - Bun Runtime with Hono Framework
# Optimized for production deployment

FROM oven/bun:latest as builder

# Set working directory
WORKDIR /app

# Copy backend source code
COPY Mode3Test/backend ./backend
COPY Mode3Test/package.json .
COPY Mode3Test/bunfig.toml .

# Install dependencies
RUN bun install --production

# Build step (if needed)
# RUN bun run build

# Runtime stage
FROM oven/bun:latest

WORKDIR /app

# Copy from builder
COPY --from=builder /app ./

# Set environment variables
ENV NODE_ENV=production
ENV PORT=3005
ENV LOG_LEVEL=info

# Health check
HEALTHCHECK --interval=30s --timeout=3s --start-period=5s --retries=3 \
  CMD bun run --eval "fetch('http://localhost:3005/health').then(r => r.status === 200 ? process.exit(0) : process.exit(1))" || exit 1

# Expose port
EXPOSE 3005

# Start application
CMD ["bun", "run", "dev"]