Dockerfile

# syntax=docker/dockerfile:1
FROM python:3.10-slim

# Prevent Python from buffering stdout/stderr (better logs)
ENV PYTHONUNBUFFERED=1

WORKDIR /home/user/app

# System dependencies (minimal), and Git LFS
RUN apt-get update && \
    apt-get install -y --no-install-recommends git git-lfs ffmpeg libsm6 libxext6 libgl1-mesa-glx && \
    rm -rf /var/lib/apt/lists/* && \
    git lfs install

# Upgrade pip/setuptools
RUN pip install --no-cache-dir pip setuptools

# Copy requirements early to leverage Docker cache
COPY requirements.txt .

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

# Copy application source
COPY . .

# Expose both common ports (Flask uses 8080, Streamlit uses 8501)
EXPOSE 8080 8501

# Entrypoint: choose Streamlit if USE_STREAMLIT=1, otherwise run Flask app
CMD if [ "$USE_STREAMLIT" = "1" ]; then \
      streamlit run app.py --server.port=8501 --server.enableCORS=false; \
    else \
      python app.py; \
    fi