Dockerfile

FROM python:3.13.5-slim

# System setup
WORKDIR /app

RUN apt-get update && apt-get install -y \
    build-essential \
    curl \
    git \
 && rm -rf /var/lib/apt/lists/*

# Install Python dependencies
COPY requirements.txt ./
RUN pip3 install --no-cache-dir -r requirements.txt

# Environment: ensure Streamlit writes under /app and disable telemetry
ENV HOME=/app \
    STREAMLIT_HOME=/app/.streamlit \
    STREAMLIT_CACHE_DIR=/app/.streamlit/cache \
    STREAMLIT_USER_PATH=/app/.streamlit \
    STREAMLIT_DISABLE_TELEMETRY=1 \
    PYTHONUNBUFFERED=1 \
    PIP_NO_CACHE_DIR=1
    TRANSFORMERS_CACHE=/app/.cache/huggingface/transformers \
    TORCH_HOME=/app/.cache/torch \

# Prepare writable directories
RUN mkdir -p /app/.streamlit/cache \
 && chmod -R 777 /app/.streamlit

# Optionally create XDG dirs to be safe with other libs/tools
ENV XDG_CONFIG_HOME=/app/.config \
    XDG_CACHE_HOME=/app/.cache
RUN mkdir -p /app/.config /app/.cache \
 && chmod -R 777 /app/.config /app/.cache

# Copy application code
COPY src/ ./src/

# Networking and healthcheck
EXPOSE 8501
HEALTHCHECK CMD curl --fail http://localhost:8501/_stcore/health || exit 1

# Run Streamlit app
ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=8501", "--server.address=0.0.0.0"]