Dockerfile

FROM python:3.8-slim

WORKDIR /code

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    python3-dev \
    git \
    libcairo2-dev \
    pkg-config \
    && rm -rf /var/lib/apt/lists/*

# Install PyTorch and torchvision
RUN pip install torch==2.0.0 torchvision==0.15.1 --extra-index-url https://download.pytorch.org/whl/cpu

# Install CLIP
RUN pip install git+https://github.com/openai/CLIP.git

# Install diffusers and other dependencies
RUN pip install diffusers transformers accelerate xformers omegaconf einops kornia

# Install cairosvg and other dependencies
RUN pip install cairosvg cairocffi cssselect2 defusedxml tinycss2

# Install FastAPI and other dependencies
RUN pip install fastapi uvicorn pydantic pillow numpy requests

# Install SVG dependencies
RUN pip install svgwrite svgpathtools cssutils numba

# Copy the model files
COPY . /code/

# Download model weights if they don't exist
RUN if [ ! -f /code/ViT-B-32.pt ]; then \
    pip install gdown && \
    python -c "import clip; clip.load('ViT-B-32')" ; \
    fi

# Make sure the handler and model are available
RUN if [ -f /code/diffsketcher_endpoint.py ]; then \
    echo "DiffSketcher endpoint found"; \
    else \
    echo "DiffSketcher endpoint not found, using placeholder"; \
    fi

# Set environment variables
ENV PYTHONUNBUFFERED=1

# Run the API server
CMD ["uvicorn", "api:app", "--host", "0.0.0.0", "--port", "8000"]