IBM i MCP Server

# ---- Base Node ---- # Use a specific Node.js version known to work, Alpine for smaller size FROM node:23-alpine AS base WORKDIR /usr/src/app # NODE_ENV will be set by docker-compose from .env file # ---- Dependencies ---- # Install dependencies first to leverage Docker cache FROM base AS deps WORKDIR /usr/src/app ENV NODE_ENV=production COPY package.json package-lock.json* ./ # Use npm ci for deterministic installs based on lock file # Install only production dependencies in this stage for the final image RUN npm ci --only=production # ---- Builder ---- # Build the application FROM base AS builder WORKDIR /usr/src/app # Override NODE_ENV to ensure devDependencies (including TypeScript) are installed ENV NODE_ENV=development # Copy dependency manifests and install *all* dependencies (including dev) COPY package.json package-lock.json* ./ RUN npm ci # Copy the rest of the source code COPY . . # Build the TypeScript project RUN npm run build # ---- Runner ---- # Final stage with all dependencies and built code FROM base AS runner WORKDIR /usr/src/app # Copy ALL node_modules from the 'builder' stage (includes dev dependencies) COPY --from=builder /usr/src/app/node_modules ./node_modules # Copy built application from the 'builder' stage COPY --from=builder /usr/src/app/dist ./dist # Copy package.json (needed for potential runtime info, like version) COPY package.json . # Create a non-root user and switch to it RUN addgroup -S appgroup && adduser -S appuser -G appgroup # Change ownership of app directory to appuser and create npm cache directory RUN chown -R appuser:appgroup /usr/src/app && \ mkdir -p /home/appuser/.npm && \ chown -R appuser:appgroup /home/appuser/.npm USER appuser # Expose port if the application runs a server (adjust if needed) ENV MCP_TRANSPORT_TYPE=http EXPOSE 3010 # Command to run the application # This will execute the binary defined in package.json CMD ["npx", "ibmi-mcp-server"]