Update Dockerfile

Dockerfile

@@ -1,50 +1,21 @@
-# Dockerfile
 FROM node:16
 
-# Install necessary dependencies for Puppeteer
-RUN apt-get update && apt-get install -y \
-    gconf-service \
-    libasound2 \
-    libatk1.0-0 \
-    libc6 \
-    libcairo2 \
-    libcups2 \
-    libdbus-1-3 \
-    libexpat1 \
-    libfontconfig1 \
-    libgcc1 \
-    libgconf-2-4 \
-    libgdk-pixbuf2.0-0 \
-    libglib2.0-0 \
-    libgtk-3-0 \
-    libnspr4 \
-    libpango-1.0-0 \
-    libpangocairo-1.0-0 \
-    libstdc++6 \
-    libx11-6 \
-    libx11-xcb1 \
-    libxcb1 \
-    libxcomposite1 \
-    libxcursor1 \
-    libxdamage1 \
-    libxext6 \
-    libxfixes3 \
-    libxi6 \
-    libxrandr2 \
-    libxrender1 \
-    libxss1 \
-    libxtst6 \
-    ca-certificates \
-    fonts-liberation \
-    libappindicator1 \
-    libnss3 \
-    lsb-release \
-    xdg-utils \
-    wget
+# Install latest chrome dev package and fonts to support major charsets (Chinese, Japanese, Arabic, Hebrew, Thai and a few others)
+RUN wget -q -O - https://dl-ssl.google.com/linux/linux_signing_key.pub | apt-key add - \
+    && sh -c 'echo "deb [arch=amd64] http://dl.google.com/linux/chrome/deb/ stable main" >> /etc/apt/sources.list.d/google.list' \
+    && apt-get update \
+    && apt-get install -y google-chrome-stable fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst fonts-freefont-ttf libxss1 \
+      --no-install-recommends \
+    && rm -rf /var/lib/apt/lists/*
 
 # Create app directory
 WORKDIR /usr/src/app
 
+# Add user so we don't need --no-sandbox.
+RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
+    && mkdir -p /home/pptruser/Downloads \
+    && chown -R pptruser:pptruser /home/pptruser
+
 # Install app dependencies
 COPY package*.json ./
 RUN npm install
@@ -52,8 +23,17 @@ RUN npm install
 # Bundle app source
 COPY . .
 
+# Set correct permissions
+RUN chown -R pptruser:pptruser /usr/src/app
+
+# Create a directory for temporary files with correct permissions
+RUN mkdir -p /tmp/marp-work && chown -R pptruser:pptruser /tmp/marp-work
+
+# Run everything after as non-privileged user.
+USER pptruser
+
 # Expose port
 EXPOSE 3000
 
 # Start the app
-CMD [ "node", "server.js" ]
+CMD ["node", "server.js"]