FROM python:3.11-slim

WORKDIR /app

# Install Python dependencies first (cached layer)
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy all project files
COPY . .

# HuggingFace Spaces requires port 7860
EXPOSE 7860

# Launch FastAPI server
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860"]