Dockerfile

FROM python:3.11-slim

# Create a non-root user (Required by Hugging Face Spaces)
RUN useradd -m -u 1000 user

# Switch to the new user
USER user
ENV PATH="/home/user/.local/bin:$PATH"

# Set the working directory
WORKDIR /home/user/app

# Copy requirements first to leverage Docker cache
COPY --chown=user requirements.txt .

# Install dependencies
RUN pip install --no-cache-dir -r requirements.txt

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

# Ensure the static/avatars directory exists for photo uploads
RUN mkdir -p static/avatars

# Expose port 7860 (Hugging Face Spaces default)
EXPOSE 7860

# Run the app using gunicorn on port 7860
CMD ["gunicorn", "-b", "0.0.0.0:7860", "--timeout", "120", "app:app"]