update dockerfile

Author: nirinchev

.smithery/Dockerfile

@@ -1,11 +1,31 @@
-FROM node:22-alpine
+# Generated by https://smithery.ai. See: https://smithery.ai/docs/config#dockerfile
+# ----- Build Stage -----
+FROM node:lts-alpine AS builder
+WORKDIR /app
+
+# Copy package and configuration
+COPY ../package.json ../package-lock.json ../tsconfig.json ../tsconfig.build.json ./
+
+# Copy source code
+COPY ../src ./src
 
+# Install dependencies and build
+RUN npm ci && npm run build
+
+# ----- Production Stage -----
+FROM node:lts-alpine
 WORKDIR /app
 
-COPY ../ .
+# Copy built artifacts
+COPY --from=builder /app/dist ./dist
+
+# Copy package.json for production install
+COPY ../package.json package-lock.json ./
 
-RUN npm ci
+# Install only production dependencies
+RUN npm ci --production --ignore-scripts
 
-RUN npm run build
+# Expose no ports (stdio only)
 
+# Default command
 CMD ["node", "dist/index.js"]