# Use an official lightweight Python image.
FROM python:3.10-slim

# Set environment variables
ENV PYTHONDONTWRITEBYTECODE=1
ENV PYTHONUNBUFFERED=1
ENV HOME=/home/user
ENV PATH=/home/user/.local/bin:$PATH

# Create a non-root user for security (Hugging Face requirement)
RUN useradd -m -u 1000 user
USER user
WORKDIR $HOME/app

# Install system dependencies as root
USER root
RUN apt-get update && apt-get install -y --no-install-recommends \
    libgl1 \
    libglib2.0-0 \
    ffmpeg \
    && rm -rf /var/lib/apt/lists/*
USER user

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

# Copy the rest of the application code
COPY --chown=user . .

# Hugging Face Spaces expects the app to run on port 7860
EXPOSE 7860

# Run the application
CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "7860"]