Dockerfile

FROM python:3.10-slim

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

# Create user with UID 1000 (required by HF Spaces)
RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

WORKDIR $HOME/app

# Install Python deps
COPY --chown=user requirements.txt ./
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# Copy app files
COPY --chown=user src/ ./src/
COPY --chown=user .streamlit/ ./.streamlit/

EXPOSE 7860

HEALTHCHECK CMD curl --fail http://localhost:7860/_stcore/health

ENTRYPOINT ["streamlit", "run", "src/streamlit_app.py", "--server.port=7860", "--server.address=0.0.0.0"]