FROM python:3.10-slim

WORKDIR /app

# System deps
RUN apt-get update && apt-get install -y \
    ffmpeg \
    libgl1 \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    git \
    && rm -rf /var/lib/apt/lists/*

# Install CPU-only PyTorch first
RUN pip install --no-cache-dir \
    torch==2.4.0+cpu \
    torchvision==0.19.0+cpu \
    --index-url https://download.pytorch.org/whl/cpu

# Install remaining deps
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt
RUN pip install --no-deps --no-cache-dir facenet-pytorch==2.6.0

# Copy app + static frontend files
COPY app.py .
COPY static/ ./static/
# Copy model checkpoint (uploaded separately to HF Space repo)
COPY best_model.pth .


# HF Spaces requires port 7860
EXPOSE 7860

CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--timeout-keep-alive", "120"]