# Use Python 3.9
FROM python:3.9

# Install system dependencies for OpenCV and GLib
USER root
RUN apt-get update && apt-get install -y \
    libgl1 \
    libglib2.0-0 \
    && rm -rf /var/lib/apt/lists/*

# Create a non-root user matching HF Spaces UID (1000)
RUN useradd -m -u 1000 user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH \
    YOLO_CONFIG_DIR=/tmp/Ultralytics \
    MPLCONFIGDIR=/tmp/matplotlib

# Set working directory to user's home/app (Standard for spaces)
WORKDIR $HOME/app

# Copy only requirements first to cache dependencies
COPY --chown=user requirements.txt $HOME/app/requirements.txt
RUN pip install --no-cache-dir --upgrade -r requirements.txt

# Copy the rest of the application with correct ownership
COPY --chown=user . $HOME/app

# ensure uploads directory exists and is writable
RUN mkdir -p uploads && chmod 777 uploads

# Run as the user
USER user

# Command to run the application
CMD ["python", "app.py"]