FROM python:3.11-slim

ENV DEBIAN_FRONTEND=noninteractive \
    PIP_NO_CACHE_DIR=1 \
    PYTHONUNBUFFERED=1

# System deps (note: libgl1 replaces libgl1-mesa-glx on Debian)
RUN apt-get update && apt-get install -y --no-install-recommends \
    git git-lfs ffmpeg \
    libgl1 libsm6 libxext6 libxrender1 libglib2.0-0 \
    build-essential \
 && rm -rf /var/lib/apt/lists/* \
 && git lfs install

WORKDIR /app
COPY . /app

# Python deps
RUN python -m pip install --upgrade pip && \
    pip install -r requirements.txt

# Gradio/Spaces: bind to the port Hugging Face provides
ENV PORT=7860
CMD ["python", "app.py"]