FROM node:22-alpine

# Install build dependencies that some npm packages require
RUN apk --no-cache add python3 make g++ linux-headers

# Set the working directory
WORKDIR /app

# Install 9router globally via npm
RUN npm install -g 9router

# Configure default 9router environment variables
ENV NODE_ENV=production
ENV PORT=20128
ENV HOSTNAME=0.0.0.0
ENV DATA_DIR=/app/data

# Expose the default 9router dashboard and API port
EXPOSE 20128

# Execute the 9router CLI application on startup
CMD ["9router"]