30 lines
597 B
Docker
30 lines
597 B
Docker
# Dockerfile for WebSocket server only
|
|
|
|
FROM node:20-alpine
|
|
|
|
# Set working directory
|
|
WORKDIR /app
|
|
|
|
# Copy package files
|
|
COPY package*.json ./
|
|
|
|
# Install only production dependencies
|
|
RUN npm install --omit=dev
|
|
|
|
# Copy only the websocket server code
|
|
COPY src/websocket-server.js ./src/
|
|
|
|
# Create a non-root user and group with the node user ID
|
|
RUN addgroup -g 1001 -S nodejs && \
|
|
adduser -S -u 1001 -G nodejs nodejs
|
|
|
|
# Switch to non-root user
|
|
USER nodejs
|
|
|
|
# Set environment variables
|
|
ENV NODE_ENV=production
|
|
ENV WS_PORT=3001
|
|
|
|
# Start the WebSocket server
|
|
CMD ["node", "src/websocket-server.js"]
|