# Use a specific Node.js version for consistency
FROM node:20-alpine

# Set the working directory inside the container
WORKDIR /app

# Copy package files and install dependencies
COPY package*.json ./
RUN npm install

# Copy the rest of the application source code
COPY . .


# Build the application
RUN npm run build

# Expect GEMINI_API_KEY to be provided at runtime by Hugging Face Spaces (Settings -> Secrets)

# Install only production dependencies needed to run the server
RUN npm install --production express

# Expose the port that Hugging Face Spaces uses by default
EXPOSE 7860

# Start Node server that serves static files and proxies API calls
CMD ["node", "server.js"]