# Use official Python slim image
FROM python:3.11-slim

# Set environment variables
# Optional: Disable Usage Stats (telemetry) for Privacy / Stability
ENV STREAMLIT_DISABLE_USAGE_STATS=true

# Install dependencies
RUN apt-get update && apt-get install -y \
    software-properties-common \
    build-essential \
    curl \
    git \
    gfortran \
    gcc \
    g++ \
    libopenblas-dev \
    liblapack-dev \
    ffmpeg \
    graphviz \
    && rm -rf /var/lib/apt/lists/*

# switch to a user that works for spaces
# RUN useradd --create-home --uid 1000 --shell /bin/bash user
RUN useradd -m -u 1000 -s /bin/bash user
USER user

# Update PATH to include user base binary directory
ENV HOME=/home/user \
    PATH="/home/user/.local/bin:${PATH}"

# Set working directory inside container
WORKDIR /app

# Copy source and requirements (ownership already belongs to user)
COPY --chown=user:user requirements.txt ./
COPY --chown=1000 src/ ./src/

# Install Python dependencies
RUN pip install --no-cache-dir --user -r requirements.txt

# Expose port
EXPOSE 8501

# Health check
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health

# Run Streamlit with no browser, on all interfaces
ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]