# Base Image (Stable Bullseye)
FROM python:3.9-slim-bullseye

# 1. Install System Dependencies
RUN apt-get update && apt-get install -y \
    libcairo2 \
    libpango-1.0-0 \
    libpangocairo-1.0-0 \
    libgdk-pixbuf2.0-0 \
    libffi-dev \
    shared-mime-info \
    && rm -rf /var/lib/apt/lists/*

# 2. Setup User for Hugging Face Security
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

# 3. Working Directory
WORKDIR /app

# 4. Copy & Install Requirements
COPY --chown=user requirements.txt requirements.txt
RUN pip install --no-cache-dir --upgrade pip && \
    pip install --no-cache-dir -r requirements.txt

# 5. Copy App Code
COPY --chown=user app.py app.py

# 6. Expose Port 7860
EXPOSE 7860

# 7. Start Command (UPDATED FOR STABILITY)
# --timeout 300: 5 minute tak kill nahi karega
# --workers 1: Sirf 1 worker chalega taake RAM out of memory na ho
# --threads 8: Speed ke liye threads use honge
CMD ["gunicorn", "-b", "0.0.0.0:7860", "--timeout", "300", "--workers", "1", "--threads", "8", "app:app"]