FROM node:20-alpine

WORKDIR /app

COPY package.json package-lock.json* ./
RUN npm install --omit=dev --no-audit --no-fund

COPY src ./src

ENV NODE_ENV=production \
    MCP_HTTP_HOST=0.0.0.0 \
    MCP_HTTP_PORT=9221

EXPOSE 9221

HEALTHCHECK --interval=30s --timeout=5s --retries=3 \
    CMD wget -qO- http://127.0.0.1:9221/health >/dev/null || exit 1

CMD ["node", "src/http-server.js"]