FROM python:3.9-slim

WORKDIR /app

# Install required system libraries and git-lfs
RUN apt-get update && apt-get install -y \
    git-lfs \
    git \
    ffmpeg \
    libsm6 \
    libxext6 \
    libgl1 \
    && git lfs install \
    && rm -rf /var/lib/apt/lists/*

# Ensure torch hub writes to safe directory
ENV TORCH_HOME=/app/.torch_cache
RUN mkdir -p /app/.torch_cache && chmod -R 777 /app/.torch_cache

# Copy all files (including LFS pointers)
COPY . .

# Pull actual LFS content
RUN git lfs pull

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

EXPOSE 8501

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