Dockerfile

# Dockerfile — minimal, validated, uses python:3.11-slim and a single-line CMD
FROM python:3.11-slim

ENV DEBIAN_FRONTEND=noninteractive \
    PYTHONUNBUFFERED=1 \
    STREAMLIT_SERVER_HEADLESS=true \
    STREAMLIT_SERVER_RUN_ON_SAVE=false \
    STREAMLIT_SERVER_ENABLECORS=false \
    STREAMLIT_SERVER_PORT=8501 \
    STREAMLIT_SERVER_ADDRESS=0.0.0.0

WORKDIR /app

RUN apt-get update && apt-get install -y --no-install-recommends libgomp1 ca-certificates && rm -rf /var/lib/apt/lists/*

COPY . /app

RUN python -m pip install --upgrade pip setuptools wheel
RUN pip install --no-cache-dir -r requirements.txt

RUN useradd -m -u 1000 user
USER user
ENV HOME=/home/user PATH=/home/user/.local/bin:$PATH
WORKDIR $HOME/app
RUN cp -r /app/* $HOME/app/ || true

EXPOSE 8501


# Single-line JSON array CMD — avoids Dockerfile parse pitfalls
CMD ["streamlit", "run", "app.py", "--server.port=8501", "--server.address=0.0.0.0", "--server.headless=true", "--server.runOnSave=false", "--server.enableCORS=false", "--server.enableXsrfProtection=false", "--logger.level=debug"]