fix: NoEmptyContinuation

https://docs.docker.com/reference/build-checks/no-empty-continuation/

Author: MinecraftFuns

rdesktop-debian-xfce-arm64/Dockerfile

@@ -7,57 +7,41 @@ ENV MS_PACKAGES_DEB_PATH="$DOCKER_TMP_DIR/packages-microsoft-prod.deb"
 
 # Create the temporary directory for Docker operations
 RUN mkdir -p $DOCKER_TMP_DIR && \              
-
     # Update package lists for the apt package manager
     apt-get update && \
-
     # Backup the modified exo-open file
     cp /usr/bin/exo-open /usr/bin/exo-open.bak && \
     mv /usr/bin/exo-open-real /usr/bin/exo-open && \
-
     # Set the apt frontend to non-interactive mode for automated installs
     DEBIAN_FRONTEND=noninteractive \
-
     # Upgrade installed packages to their latest versions
     apt-get upgrade -y && \                      
-    
     # Application tweaks to modify the behavior of the Chromium desktop entry
     # Reference: https://github.com/linuxserver/docker-rdesktop/blob/debian-xfce/Dockerfile
     echo "**** Application tweaks ****" && \
     sed -i 's#^Exec=.*#Exec=/usr/local/bin/wrapped-chromium#g' /usr/share/applications/chromium.desktop && \
     mv /usr/bin/exo-open /usr/bin/exo-open-real && \
-
     # Restore the modified exo-open file
     mv /usr/bin/exo-open.bak /usr/bin/exo-open && \
-
     # Remove the screensaver autostart to improve the desktop experience
     echo "**** XFCE tweaks ****" && \
     rm -f /etc/xdg/autostart/xscreensaver.desktop && \
-    
     # Install required packages for functionality
     DEBIAN_FRONTEND=noninteractive apt-get install -y wget lsb-release git vim && \ 
-
     # Download the Microsoft package for the current Debian release
     wget https://packages.microsoft.com/config/debian/$(lsb_release -rs)/packages-microsoft-prod.deb -O $MS_PACKAGES_DEB_PATH && \ 
-    
     # Install the Microsoft package
     dpkg -i $MS_PACKAGES_DEB_PATH && \           
-    
     # Remove the downloaded Microsoft package to save space
     rm $MS_PACKAGES_DEB_PATH && \                 
-    
     # Update package lists again after adding the Microsoft package repository
     apt-get update && \                           
-    
     # Ensure the man1 directory exists for manual pages
     mkdir -p /usr/share/man/man1 && \           
-    
     # Install Microsoft OpenJDK 21 for Java applications
     DEBIAN_FRONTEND=noninteractive apt-get install -y msopenjdk-21 && \          
-    
     # Clean up apt cache to reduce image size
     apt-get clean && \                            
-
     # Remove unnecessary files to reduce final image size
     rm -rf \
         /config/.cache \

rdesktop-ubuntu-kde-arm64/Dockerfile

@@ -7,51 +7,36 @@ ENV MS_PACKAGES_DEB_PATH="$DOCKER_TMP_DIR/packages-microsoft-prod.deb"
 
 # Create the temporary directory for Docker operations
 RUN mkdir -p $DOCKER_TMP_DIR && \               
-
     # Update package lists for the apt package manager
     apt-get update && \                          
-
     # Set the apt frontend to non-interactive mode for automated installs
     DEBIAN_FRONTEND=noninteractive \             
-
     # Upgrade installed packages to their latest versions
     apt-get upgrade -y && \                      
-    
     # Indicate that KDE tweaks are being applied
     echo "**** KDE tweaks ****" && \              
-
     # Modify the Plasma task manager to prioritize the Konsole application
     # Reference: https://github.com/linuxserver/docker-rdesktop/blob/ubuntu-kde/Dockerfile
     sed -i 's/applications:org.kde.discover.desktop,/applications:org.kde.konsole.desktop,/g' \
     /usr/share/plasma/plasmoids/org.kde.plasma.taskmanager/contents/config/main.xml && \ 
-
     # Install essential packages required for the setup
     DEBIAN_FRONTEND=noninteractive apt-get install -y wget lsb-release apt-transport-https git vim && \ 
-    
     # Get the current Ubuntu version to construct the Microsoft package URL
     ubuntu_release=$(lsb_release -rs) && \ 
-        
     # Download the Microsoft package repository configuration for Ubuntu
     wget https://packages.microsoft.com/config/ubuntu/${ubuntu_release}/packages-microsoft-prod.deb -O $MS_PACKAGES_DEB_PATH && \ 
-    
     # Install the downloaded Microsoft package
     dpkg -i $MS_PACKAGES_DEB_PATH && \           
-    
     # Remove the downloaded Microsoft package to free up space
     rm $MS_PACKAGES_DEB_PATH && \                 
-    
     # Update package lists again after adding the Microsoft repository
     apt-get update && \                           
-    
     # Ensure the man1 directory exists for storing manual pages
     mkdir -p /usr/share/man/man1 && \           
-    
     # Install Microsoft OpenJDK 21
     DEBIAN_FRONTEND=noninteractive apt-get install -y msopenjdk-21 && \          
-    
     # Clean up the apt cache to reduce the final image size
     apt-get clean && \                            
-
     # Remove unnecessary files to minimize image size
     rm -rf \
         /config/.cache \

tailscale-over-cloudflare-warp-arm64/Dockerfile

@@ -12,40 +12,29 @@ COPY entrypoint.sh /entrypoint.sh
 RUN apt-get update && \
     # Set the apt frontend to non-interactive mode for automated installs
     DEBIAN_FRONTEND=noninteractive \             
-
     apt-get upgrade -y && \
-
     # Install required utilities for package management and GPG handling
     DEBIAN_FRONTEND=noninteractive apt-get install -y curl gnupg lsb-release ethtool && \
-
     # Import the Cloudflare GPG key for package verification
     curl -fsSL https://pkg.cloudflareclient.com/pubkey.gpg | \
     gpg --yes --dearmor --output /usr/share/keyrings/cloudflare-warp-archive-keyring.gpg && \
-
     # Add the Cloudflare APT repository to the sources list
     echo "deb [signed-by=/usr/share/keyrings/cloudflare-warp-archive-keyring.gpg] https://pkg.cloudflareclient.com/ $(lsb_release -cs) main" | \
     tee /etc/apt/sources.list.d/cloudflare-client.list && \
-
     # Update the package index after adding the new repository
     apt-get update && \
-
     # Install the Cloudflare WARP client
     DEBIAN_FRONTEND=noninteractive apt-get install -y cloudflare-warp && \
-
     # Download and install Tailscale using its installation script
     curl -fsSL https://tailscale.com/install.sh | sh && \
-
     # Clean up APT caches and temporary files to minimize the final image size
     apt-get clean && \
     rm -rf /var/lib/apt/lists/* && \
-    
     # Remove the state directories for Tailscale and Cloudflare WARP to ensure they are empty in the image
     rm -rf /var/lib/tailscale && \
     rm -rf /var/lib/cloudflare-warp && \
-
     # Make the entrypoint script executable to ensure it can be run at container start
     chmod +x /entrypoint.sh && \
-
     # Create necessary directories for WARP and pre-accept TOS (terms of service)
     mkdir -p /home/ubuntu/.local/share/warp && \
     echo -n 'yes' > /home/ubuntu/.local/share/warp/accepted-tos.txt && \

tailscale-over-gluetun-arm64/Dockerfile

@@ -11,46 +11,32 @@ COPY --from=docker.io/tailscale/tailscale:latest /usr/local/bin/tailscale /app/t
 # Update the package list, upgrade existing packages, and install necessary dependencies.
 RUN apk update && \
     apk upgrade && \
-
     # Create directories for Tailscale to use.
     mkdir -p /var/run/tailscale /var/cache/tailscale /var/lib/tailscale && \
-
     # Install wget and ethtool, also without cache for image efficiency.
     apk add --no-cache --update -l wget ethtool && \
-
     # Install a specific version of OpenVPN (version 2.5) from the main repository.
     apk add --no-cache --update --repository=https://dl-cdn.alpinelinux.org/alpine/v3.17/main openvpn\~2.5 && \
-
     # Remove the existing OpenVPN binary to avoid conflicts.
     rm -rf /usr/sbin/openvpn2.5 && \
-
     # Rename the current OpenVPN binary for versioning.
     mv /usr/sbin/openvpn /usr/sbin/openvpn2.5 && \
-
     # Uninstall the default OpenVPN package to clean up.
     apk del openvpn && \
-
     # Reinstall OpenVPN and other necessary packages including CA certificates and iptables.
     apk add --no-cache --update openvpn ca-certificates iptables iptables-legacy tzdata && \
-
     # Remove any residual OpenVPN binary for the latest version.
     rm -rf /usr/sbin/openvpn2.6 && \
-
     # Rename the newly installed OpenVPN binary for versioning.
     mv /usr/sbin/openvpn /usr/sbin/openvpn2.6 && \
-
     # Clean up unnecessary files to reduce the final image size.
     rm -rf /var/cache/apk/* /etc/openvpn/*.sh /usr/lib/openvpn/plugins/openvpn-plugin-down-root.so && \
-
     # Remove the default OpenVPN user created during installation.
     deluser openvpn && \
-
     # Create a directory for Gluetun configurations or data.
     mkdir -p /gluetun && \
-
     # Ensure /gluetun is empty.
     rm -rf /gluetun && \
-
     # Add execution permission to the entrypoint script.
     chmod +x /entrypoint.sh