FROM rocker/r2u:latest
WORKDIR /code
# System dependencies + Python
RUN apt-get update && apt-get install -y --no-install-recommends \
    ca-certificates \
    libcurl4-openssl-dev \
    libssl-dev \
    libxml2-dev \
    libfontconfig1-dev \
    libfreetype6-dev \
    libpng-dev \
    libjpeg-dev \
    libtiff5-dev \
    libharfbuzz-dev \
    libfribidi-dev \
    zlib1g-dev \
    libbz2-dev \
    liblz4-dev \
    libzstd-dev \
    libsnappy-dev \
    python3 \
    python3-pip \
    python3-dev \
    libpython3-dev \
    && rm -rf /var/lib/apt/lists/*

# Python packages
RUN pip3 install huggingface_hub --break-system-packages

ENV RETICULATE_PYTHON=/usr/bin/python3

# Install R packages using r2u (pre-compiled binaries, much faster)
RUN install2.r --error --skipinstalled \
    shiny \
    shinydashboard \
    shinyWidgets \
    ggplot2 \
    dplyr \
    tidyr \
    gt \
    scales \
    png \
    purrr \
    httr \
    arrow \
    readr \
    zoo \
    ggimage \
    reticulate
COPY . .
EXPOSE 7860
CMD ["R", "--quiet", "-e", "shiny::runApp(host='0.0.0.0', port=7860)"]