Dockerfile

# Stage 1: Build node-pty for linux-x64
FROM node:18-bookworm-slim AS builder
RUN apt-get update && apt-get install -y --no-install-recommends \
    python3 make g++ && \
    rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY package.json package-lock.json ./
RUN npm ci --production 2>&1

# Stage 2: Runtime (Docker CLI + Node.js, no build tools)
FROM node:18-bookworm-slim
RUN apt-get update && apt-get install -y --no-install-recommends \
    docker.io unzip zip && \
    rm -rf /var/lib/apt/lists/*
WORKDIR /app
COPY --from=builder /app/node_modules ./node_modules
COPY package.json ./
COPY src/ ./src/
COPY bin/ ./bin/
COPY web/ ./web/

RUN chmod +x bin/docker-proxy && npm link

ENV PORT=9000
EXPOSE 9000
CMD ["node", "web/server.js"]