visual-page-editor/Dockerfile.desktop at main · buzzcauldron/visual-page-editor · GitHub

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# Stage 1: build js/bundle.js
FROM node:20-slim@sha256:7129e1780341f8dff603243d2b0cb9179c1716291ff6a86706946b629d3c544a AS builder
WORKDIR /build
COPY package.json package-lock.json* ./
# --ignore-scripts skips the nw postinstall (avoids downloading 200MB NW.js SDK in the build stage)
RUN npm ci --ignore-scripts
COPY js ./js
COPY src ./src
RUN npm run build

# Stage 2: desktop runtime
FROM ubuntu:22.04@sha256:c9672795a48854502d9dc0f1b719ac36dd99259a2f8ce425904a5cb4ae0d60d2

ARG NWJS_VERSION=0.109.1
ARG APP_VERSION=0.0.0
ARG TARGETARCH=amd64

LABEL maintainer="buzzcauldron <buzzcauldron@users.noreply.github.com>"
LABEL description="Visual Page Editor - Desktop application container"
LABEL org.opencontainers.image.title="Visual Page Editor"
LABEL org.opencontainers.image.version="${APP_VERSION}"
LABEL org.opencontainers.image.source="https://github.com/buzzcauldron/visual-page-editor"

# Install dependencies
RUN apt-get update --fix-missing && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
    curl \
    tar \
    gzip \
    ca-certificates \
    libatomic1 \
    libnss3 \
    libatk1.0-0 \
    libatk-bridge2.0-0 \
    libcups2 \
    libdrm2 \
    libdbus-1-3 \
    libxkbcommon0 \
    libxcomposite1 \
    libxdamage1 \
    libxfixes3 \
    libxrandr2 \
    libgbm1 \
    libasound2 \
    libpango-1.0-0 \
    libcairo2 \
    libatspi2.0-0 \
    libxss1 \
    libxtst6 \
    x11-utils \
    libgl1 \
    libgl1-mesa-dri \
    libgtk-3-0 \
    xvfb \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Download and extract NW.js — selects linux-arm64 or linux-x64 based on TARGETARCH build arg
RUN case "${TARGETARCH}" in \
        arm64) _nwjs_suffix="linux-arm64" ;; \
        *)     _nwjs_suffix="linux-x64"   ;; \
    esac && \
    curl --retry 3 -fLSs -o /tmp/nwjs.tar.gz "https://dl.nwjs.io/v${NWJS_VERSION}/nwjs-sdk-v${NWJS_VERSION}-${_nwjs_suffix}.tar.gz" && \
    tar -xzf /tmp/nwjs.tar.gz -C /tmp && \
    mv /tmp/nwjs-sdk-v${NWJS_VERSION}-${_nwjs_suffix} /app/nwjs && \
    rm -f /tmp/nwjs.tar.gz && \
    chmod +x /app/nwjs/nw

# Copy application files
COPY package.json /app/
COPY html /app/html
COPY css /app/css
COPY js /app/js
COPY --from=builder /build/js/bundle.js /app/js/bundle.js
COPY examples /app/examples
COPY plugins /app/plugins
COPY xsd /app/xsd
COPY xslt /app/xslt
COPY bin /app/bin

# Some builds store XSD "pointers" instead of the actual schema files.
# Fetch the real schemas so the app can start without requiring a git submodule.
RUN mkdir -p /app/xsd/pageformat/old && \
    if [ ! -s /app/xsd/pageformat/pagecontent_omnius.xsd ]; then \
      curl --retry 3 -fLSs -o /app/xsd/pageformat/pagecontent_omnius.xsd \
        "https://raw.githubusercontent.com/omni-us/pageformat/master/pagecontent_omnius.xsd"; \
    fi && \
    if [ ! -s /app/xsd/pageformat/old/pagecontent_searchink.xsd ]; then \
      curl --retry 3 -fLSs -o /app/xsd/pageformat/old/pagecontent_searchink.xsd \
        "https://raw.githubusercontent.com/omni-us/pageformat/master/old/pagecontent_searchink.xsd"; \
    fi

# Create entrypoint script (avoid $(...) in heredoc to prevent shell syntax errors)
RUN cat > /app/entrypoint.sh << 'EOF' && chmod +x /app/entrypoint.sh
#!/bin/bash
if [ "$1" = "--help" ] || [ "$1" = "-h" ]; then
  echo "Visual Page Editor - Desktop Application"
  echo "Usage: docker run --rm -it -e DISPLAY=... -v /tmp/.X11-unix:/tmp/.X11-unix -v YOUR_DIR:/workspace visual-page-editor [files...]"
  exit 0
fi

# Use Xvfb if DISPLAY not set or unreachable
_need_xvfb=0
if [ -z "$DISPLAY" ]; then
  _need_xvfb=1
elif ! xdpyinfo -display "$DISPLAY" >/dev/null 2>&1; then
  _need_xvfb=1
fi
if [ "$_need_xvfb" = "1" ]; then
  export DISPLAY=:99
  Xvfb :99 -screen 0 1024x768x24 > /dev/null 2>&1 &
  XVFB_PID=$!
  trap "kill $XVFB_PID 2>/dev/null || true" EXIT
  _xvfb_tries=0
  until xdpyinfo -display :99 >/dev/null 2>&1; do
    _xvfb_tries=$((_xvfb_tries + 1))
    [ "$_xvfb_tries" -ge 20 ] && echo "Warning: Xvfb did not start in time" >&2 && break
    sleep 0.1
  done
fi

# Run the application
/app/nwjs/nw --disable-gpu --disable-gpu-compositing /app "$@"
EOF

# Set environment variables
ENV NWJS_PATH=/app/nwjs/nw
ENV APP_PATH=/app

# Entrypoint
ENTRYPOINT ["/app/entrypoint.sh"]