FROM python:3.10-slim

WORKDIR /app
COPY . .

# Install system packages
RUN apt-get update && apt-get install -y \
    git \
    ffmpeg \
    libsm6 \
    libxext6 \
    g++ \
    build-essential \
    cmake \
    python3-dev \
    && rm -rf /var/lib/apt/lists/*

# Upgrade pip
RUN pip install --upgrade pip

# Install PyTorch (CPU version)
RUN pip install torch==2.1.0+cpu torchvision==0.16.0+cpu --index-url https://download.pytorch.org/whl/cpu

# Install Python dependencies
RUN pip install -r requirements.txt

# Install Detectron2 from GitHub
RUN pip install 'git+https://github.com/facebookresearch/detectron2.git'

# Expose FastAPI port
EXPOSE 7860

# Start the app
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]