Dockerfile

FROM ubuntu:22.04

# System setup
RUN apt-get update && apt-get install -y --no-install-recommends \
    python3 \
    python3-pip \
    python3-venv \
    python3-distutils \
    gmt \
    openjdk-8-jre \
    tcsh \
    ant \
 && apt-get clean && rm -rf /var/lib/apt/lists/*

# User setup
ARG USERNAME=modeler
ARG USER_UID=1100
ARG USER_GID=1100
RUN groupadd --gid $USER_GID $USERNAME \
 && useradd --uid $USER_UID --gid $USER_GID --shell /bin/bash --create-home $USERNAME

# Create floatcsep IO interface
RUN mkdir -p /app/input /app/forecasts && chown -R $USERNAME:$USERNAME /app

# Non-root user
USER $USERNAME
WORKDIR /app

# Set up Python venv
ENV VIRTUAL_ENV=/app/venv
ENV PATH="$VIRTUAL_ENV/bin:$PATH"
ENV PYTHONUNBUFFERED=1

RUN python3 -m venv $VIRTUAL_ENV && pip install --upgrade pip setuptools wheel

# Copy and install STEP
COPY --chown=$USERNAME:$USERNAME requirements.txt pyproject.toml setup.cfg README.md ./
COPY --chown=$USERNAME:$USERNAME STEP/ STEP/

RUN pip3 install --no-cache-dir -e .

# Create floatcsep IO interface
RUN mkdir -p /app/input /app/forecasts && chown -R $USERNAME:$USERNAME /app

ENTRYPOINT ["run"]