FROM python:3.11-slim

# Avoid buffering logs
ENV PYTHONUNBUFFERED=1

# Workdir inside container
WORKDIR /app

# Install system deps (optional but safe)
RUN apt-get update && apt-get install -y \
    build-essential \
    && rm -rf /var/lib/apt/lists/*

# Copy requirements and install
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Copy all project files
COPY . .

# Expose port used by Hugging Face (must be 7860)
EXPOSE 7860

# Run FastAPI with uvicorn
CMD ["uvicorn", "main:app", "--host", "0.0.0.0", "--port", "7860"]