# Use Python 3.9 as base image
FROM python:3.9-slim

# Create a non-root user (Hugging Face best practice)
RUN useradd -m -u 1000 user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

# Set working directory
WORKDIR /app

# Install system dependencies (must be done as root)
USER root
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    libsm6 \
    libxext6 \
    libxrender-dev \
    git \
    git-lfs \
    && rm -rf /var/lib/apt/lists/*
USER user

# Copy requirements and install
COPY --chown=user:user requirements.txt .
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Copy the entire project with proper ownership
COPY --chown=user:user . .

# Create outputs directory and set permissions
RUN mkdir -p outputs && chmod 777 outputs

# Expose the standard Hugging Face port
EXPOSE 7860

# Command to run the application
# Points to your real backend in backend/app.py
CMD ["uvicorn", "backend.app:app", "--host", "0.0.0.0", "--port", "7860"]