Dockerfile

# Use the official Node.js image as the base image
FROM node:18-slim
ENV PUPPETEER_EXECUTABLE_PATH=/usr/bin/chromium

# Install Chromium and fonts to support major charsets (Chinese, Japanese, Arabic, Hebrew, Thai and others)
RUN apt-get update \
    && apt-get install -y wget gnupg chromium fonts-ipafont-gothic fonts-wqy-zenhei fonts-thai-tlwg fonts-kacst fonts-freefont-ttf libxss1 \
    --no-install-recommends \
    && rm -rf /var/lib/apt/lists/*

# Add user
RUN groupadd -r pptruser && useradd -r -g pptruser -G audio,video pptruser \
    && mkdir -p /home/pptruser/Downloads

# Set the working directory in the container
WORKDIR /home/pptruser

# Copy package.json and package-lock.json to the working directory
COPY package*.json ./

# Install app dependencies and change the ownership of the node_modules directory
RUN npm ci
RUN chown -R pptruser:pptruser /home/pptruser/node_modules

# Copy the rest of the app source code to the working directory
COPY . .

# Change the ownership of the app files excluding node_modules
RUN find /home/pptruser -path /home/pptruser/node_modules -prune -o -exec chown pptruser:pptruser {} +

USER pptruser

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