FROM python:3.10

WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    git \
    ffmpeg \
    libsm6 \
    libxext6

# Copy requirements first for caching
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Install ByteTrack
RUN pip install git+https://github.com/ifzhang/ByteTrack.git@main

# Copy app files
COPY . .

CMD ["python", "app.py"]