Dockerfile

FROM python:3.9-slim

# Set working directory 
WORKDIR /app

# Install system dependencies
RUN apt-get update && apt-get install -y \
    build-essential \
    git \
    && rm -rf /var/lib/apt/lists/*

# Create writable cache directories
RUN mkdir -p /tmp/hf_home /tmp/cache /tmp/diffusers_cache && \
    chmod -R 777 /tmp

# Copy and install Python dependencies
COPY requirements.txt .

# Use python -m pip to avoid "old script wrapper" warnings
RUN python -m pip install --upgrade pip && \
    python -m pip install --no-cache-dir -r requirements.txt

# Copy app code
COPY app.py .

# Set required env variables
ENV HF_HOME=/tmp/hf_home
ENV XDG_CACHE_HOME=/tmp/cache

# Expose the Flask port
EXPOSE 7860

# Run the Flask app
CMD ["python", "app.py"]