Dockerfile

# Multi-stage Dockerfile for BioNexus Hub

# Build the client
FROM node:18-alpine AS client-builder

WORKDIR /app

# Copy client package files
COPY client/package*.json ./

# Install client dependencies
RUN npm install

# Copy client source
COPY client/ ./

# Build client
RUN npm run build

# Production image
FROM node:18-alpine

# Create app directory
WORKDIR /app

# Copy package files for server
COPY server/package*.json ./

# Install server dependencies
RUN npm install --only=production

# Copy server source
COPY server/ ./

# Copy client build to public directory
RUN mkdir -p public
COPY --from=client-builder /app/dist public

# Set environment variables for Hugging Face Spaces
ENV HF_SPACES=true
ENV PORT=8501
ENV NODE_ENV=production

# Expose port 8501 for Hugging Face Spaces
EXPOSE 8501

# Start the Node.js server
CMD ["node", "index.js"]