Dockerfile

# Use a compatible Python base image
FROM python:3.9-slim-bookworm

# Set the working directory inside the container
WORKDIR /app

# Update package lists and install all system dependencies
RUN apt-get update && apt-get install -y --no-install-recommends \
    wget \
    fontconfig \
    libjpeg62-turbo \
    libxext6 \
    xfonts-75dpi \
    xfonts-base \
    libxrender1 \
    libssl3 \
    && apt-get clean \
    && rm -rf /var/lib/apt/lists/*

# Download and install the wkhtmltox package
RUN wget https://github.com/wkhtmltopdf/packaging/releases/download/0.12.6.1-3/wkhtmltox_0.12.6.1-3.bookworm_amd64.deb && \
    dpkg -i wkhtmltox_0.12.6.1-3.bookworm_amd64.deb && \
    rm wkhtmltox_0.12.6.1-3.bookworm_amd64.deb

# Create non-root user as required by HF Spaces
RUN useradd -m -u 1000 user

# Copy application files (before switching user)
COPY requirements.txt .
RUN pip install --no-cache-dir -r requirements.txt

# Switch to non-root user and set environment
USER user
ENV HOME=/home/user \
    PATH=/home/user/.local/bin:$PATH

# Copy app code with proper ownership
COPY --chown=1000:1000 app.py .

# Expose the port
EXPOSE 7860

# Run with gunicorn
CMD ["gunicorn", "--bind", "0.0.0.0:7860", "app:app"]