Dockerfile

# Use Debian 11.11 as the base image
FROM debian:11.11

# Set environment variables
ENV PYTHONUNBUFFERED=1 \
    PYTHONDONTWRITEBYTECODE=1 \
    PIP_NO_CACHE_DIR=1

# Use Aliyun's Debian mirror
RUN sed -i 's/deb.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list && \
    sed -i 's/security.debian.org/mirrors.aliyun.com/g' /etc/apt/sources.list

# Install system dependencies
RUN apt-get update && apt-get install -y \
    python3 \
    python3-pip \
    pandoc \
    texlive-latex-base \
    texlive-fonts-recommended \
    texlive-extra-utils \
    texlive-xetex \
    fonts-noto-cjk \
    texlive-plain-generic \
    texlive-lang-chinese \
    texlive-latex-extra \
    && rm -rf /var/lib/apt/lists/*

# Set working directory
WORKDIR /app

# Copy requirements first to leverage Docker cache
COPY requirements.txt .

# Configure pip to use Aliyun's mirror
RUN pip3 config set global.index-url https://mirrors.aliyun.com/pypi/simple/ && \
    pip3 config set install.trusted-host mirrors.aliyun.com

# Install Python dependencies
RUN pip3 install --no-cache-dir -r requirements.txt

# Copy the rest of the application
COPY . .

# Create uploads directory
RUN mkdir -p uploads

# Expose the port the app runs on
EXPOSE 5000

# Command to run the application
CMD ["python3", "app.py"]