Node Code Sandbox MCP

# Build dependencies FROM node:lts AS builder RUN apt-get update && \ apt-get install -y --no-install-recommends debian-archive-keyring && \ apt-get update && \ apt-get install -y --no-install-recommends \ build-essential python3 pkg-config \ libcairo2-dev libpango1.0-dev libjpeg-dev libgif-dev librsvg2-dev && \ rm -rf /var/lib/apt/lists/* WORKDIR /build RUN npm install --omit=dev --prefer-offline --no-audit chartjs-node-canvas@4.0.0 @mermaid-js/mermaid-cli # Chromium stage FROM node:lts-slim # Runtime dependencies only RUN apt-get update && \ apt-get install -y --no-install-recommends debian-archive-keyring && \ apt-get update && \ apt-get install -y --no-install-recommends \ libcairo2 libpango1.0-0 libjpeg62-turbo libgif7 librsvg2-2 \ chromium && \ rm -rf /var/lib/apt/lists/* RUN groupadd -r chromium && \ useradd -r -g chromium -G audio,video chromium && \ mkdir -p /home/chromium /workspace && \ chown -R chromium:chromium /home/chromium /workspace WORKDIR /workspace COPY --from=builder --chown=chromium:chromium /build/node_modules ./node_modules ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=1 \ PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium \ HOME=/home/chromium USER chromium RUN ./node_modules/.bin/mmdc -h