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# Use official Node.js LTS base image
FROM node:18-slim

# Set working directory
WORKDIR /app

# Install Chrome/Chromium and dependencies
RUN apt-get update && apt-get install -y \
    wget \
    gnupg \
    ca-certificates \
    && wget -q -O - https://dl.google.com/linux/linux_signing_key.pub | apt-key add - \
    && echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google-chrome.list \
    && apt-get update \
    && apt-get install -y \
    google-chrome-stable \
    fonts-liberation \
    libasound2 \
    libatk1.0-0 \
    libatk-bridge2.0-0 \
    libc6 \
    libcairo2 \
    libcups2 \
    libdbus-1-3 \
    libexpat1 \
    libfontconfig1 \
    libgbm1 \
    libgcc1 \
    libglib2.0-0 \
    libgtk-3-0 \
    libnss3 \
    libnspr4 \
    libpango-1.0-0 \
    libx11-6 \
    libx11-xcb1 \
    libxcb1 \
    libxcomposite1 \
    libxcursor1 \
    libxdamage1 \
    libxext6 \
    libxfixes3 \
    libxi6 \
    libxrandr2 \
    libxrender1 \
    libxss1 \
    libxtst6 \
    xdg-utils \
    && rm -rf /var/lib/apt/lists/*

# Create package.json
COPY package*.json ./

# Install Node.js dependencies
RUN npm install --omit=dev

# Copy application files
COPY . .

# Create a non-root user for security
RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
    && mkdir -p /home/pptruser/Downloads \
    && chown -R pptruser:pptruser /home/pptruser \
    && chown -R pptruser:pptruser /app

# Set environment variables
ENV PUPPETEER_SKIP_CHROMIUM_DOWNLOAD=true
ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/google-chrome-stable

# Expose port
EXPOSE 7860

# Switch to non-root user
USER pptruser

# Start the application
CMD ["npm", "start"]