# -------------------------
# Base image
# -------------------------
FROM python:3.10-slim

# -------------------------
# Set working directory
# -------------------------
WORKDIR /app

# -------------------------
# Environment variables
# -------------------------
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV HF_HOME=/tmp/hf_cache

# -------------------------
# Install system dependencies
# -------------------------
RUN apt-get update && apt-get install -y --no-install-recommends \
    gcc \
    libc-dev \
    && rm -rf /var/lib/apt/lists/*

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

# -------------------------
# Copy application code
# -------------------------
COPY . .

# -------------------------
# Expose Hugging Face port
# -------------------------
EXPOSE 7860

# -------------------------
# Command to run FastAPI
# -------------------------
CMD ["uvicorn", "app:app", "--host", "0.0.0.0", "--port", "7860", "--timeout-keep-alive", "120"]