FROM arm64v8/ubuntu:latest # Setup environment and install necessary packages RUN apt-get update && apt-get install -y \ curl \ software-properties-common \ gnupg # Add the Universe repository which contains 'snapcraft' RUN add-apt-repository universe # Add the NodeSource repository for the latest Node.js LTS version RUN curl -fsSL https://deb.nodesource.com/setup_lts.x | bash - # Install Node.js LTS and Snapcraft RUN apt-get update && apt-get install -y \ nodejs \ snapcraft # Set the working directory WORKDIR /app # Copy your project files into the Docker image COPY . /app # Install project dependencies RUN npm install --verbose # Build your Electron app (assuming npm script is correctly set) ENV NODE_ENV=production RUN node ./scripts/fix-packages-publish.js before RUN npm run publish-electron-arm64 --verbose RUN node ./scripts/fix-packages-publish.js after # Optional: specify where the snap file should be stored (if you want to copy it out) # VOLUME [ "/output" ] # RUN cp *.snap /output/