KnowledgeGraph MCP Server

FROM node:22-alpine3.21 AS builder # Update packages and install security updates, add build tools for native modules RUN apk update && apk upgrade && apk add --no-cache \ dumb-init \ python3 \ make \ g++ \ sqlite \ postgresql-dev WORKDIR /app # Copy package files first for better caching COPY package*.json ./ COPY tsconfig.json ./ # Install dependencies (without running prepare script) RUN --mount=type=cache,target=/root/.npm npm ci --ignore-scripts # Copy source code COPY . . # Build the project RUN npm run build FROM node:22-alpine3.21 AS release # Update packages and install security updates, add runtime dependencies for SQLite, PostgreSQL and build tools RUN apk update && apk upgrade && apk add --no-cache \ dumb-init \ postgresql-client \ libpq \ python3 \ make \ g++ # Create non-root user for security RUN addgroup -g 1001 -S nodejs && \ adduser -S nextjs -u 1001 # Copy built application COPY --from=builder /app/dist /app/dist COPY --from=builder /app/package*.json /app/ ENV NODE_ENV=production WORKDIR /app # Install production dependencies and rebuild native modules for target architecture RUN --mount=type=cache,target=/root/.npm npm ci --only=production --ignore-scripts # Rebuild native modules for the target architecture RUN npm rebuild better-sqlite3 pg # Change ownership to non-root user RUN chown -R nextjs:nodejs /app USER nextjs # Use dumb-init to handle signals properly ENTRYPOINT ["dumb-init", "node", "dist/index.js"]