Mattermost MCP Server

# Build stage FROM node:18-alpine AS builder # Set working directory WORKDIR /app # Copy package files COPY package*.json ./ # Install all dependencies (including devDependencies for building) RUN npm ci # Copy source code COPY . . # Build the application RUN npm run build # Production stage FROM node:18-alpine AS production # Set working directory WORKDIR /app # Copy package files COPY package*.json ./ # Install only production dependencies RUN npm ci --only=production && npm cache clean --force # Create non-root user for security RUN addgroup -g 1001 -S nodejs && \ adduser -S mcp -u 1001 # Copy built application from builder stage COPY --from=builder /app/build ./build # Change ownership of app directory RUN chown -R mcp:nodejs /app # Switch to non-root user USER mcp # Expose port (optional, for health checks or debugging) EXPOSE 3000 # Health check HEALTHCHECK --interval=30s --timeout=10s --start-period=60s --retries=3 \ CMD node -e "console.log('Health check passed')" || exit 1 # Set environment variables ENV NODE_ENV=production # Command to run the application CMD ["node", "build/index.js"]