diff --git a/src/trixie.sh b/src/trixie.sh
index 904f010..d969623 100755
--- a/src/trixie.sh
+++ b/src/trixie.sh
@@ -8,206 +8,206 @@ LOGOUT_REQUIRED=false
 BASEDIR=$(readlink -f "$(dirname "$0")/..")
 ALLOWED_USERS=$(id -un) # CUSTOMIZE if needed!
 REQUIRED_PACKAGES=(
-    bash-completion
-    vim micro git wget
-    htop jq unzip tilix
-    zram-tools systemd-timesyncd
+  bash-completion
+  vim micro git wget
+  htop jq unzip tilix
+  zram-tools systemd-timesyncd
 )
 
 # FUNCTIONS
 # ---------
 
 function trap_error() {
-    error_code=$1
-    error_line=$2
+  error_code=$1
+  error_line=$2
 
-    printf "\nEXIT #${error_code} due to error at line ${error_line} : \n-----------------------------------------\n"
-    sed "${error_line}q;d" $0
-    echo
-    exit $error_code
+  printf "\nEXIT #${error_code} due to error at line ${error_line} : \n-----------------------------------------\n"
+  sed "${error_line}q;d" $0
+  echo
+  exit $error_code
 }
 
 function runVoid() {
-    trap - ERR
-    local COMMAND="$@"
-    bash -c "${COMMAND}" > /dev/null 2>&1
-    runVoidError=$?
-    trap 'trap_error $? $LINENO' ERR
+  trap - ERR
+  local COMMAND="$@"
+  bash -c "${COMMAND}" >/dev/null 2>&1
+  runVoidError=$?
+  trap 'trap_error $? $LINENO' ERR
 }
 
 function askConfirmation() {
-    case "$1" in
-        y | Y | yes | YES)
-            QUESTION="(Y/n)?"
-            DEFAULT=0
-            ;;
-        *)
-            QUESTION="(y/N)?"
-            DEFAULT=1
-            ;;
-    esac
-    read -p "$QUESTION : " choice
-    case "$choice" in
-        y | Y | yes | YES) return 0 ;; #true
-        n | no | N | NO) return 1 ;;   #false
-        *) return $DEFAULT ;;
-    esac
+  case "$1" in
+  y | Y | yes | YES)
+    QUESTION="(Y/n)?"
+    DEFAULT=0
+    ;;
+  *)
+    QUESTION="(y/N)?"
+    DEFAULT=1
+    ;;
+  esac
+  read -p "$QUESTION : " choice
+  case "$choice" in
+  y | Y | yes | YES) return 0 ;; #true
+  n | no | N | NO) return 1 ;;   #false
+  *) return $DEFAULT ;;
+  esac
 }
 
 function upgrade {
-    echo "# updating repositories"
-    echo "==================="
-    if [[ $(date --date='-12 hours' +%s) -gt $(date -d "$(stat -c %y /var/lib/apt/lists/partial)" +%s) ]]; then
-        sudo apt update
-        sudo apt autoremove -y
-    else
-        echo "repositories recently updated!"
-    fi
+  echo "# updating repositories"
+  echo "==================="
+  if [[ $(date --date='-12 hours' +%s) -gt $(date -d "$(stat -c %y /var/lib/apt/lists/partial)" +%s) ]]; then
+    sudo apt update
+    sudo apt autoremove -y
+  else
+    echo "repositories recently updated!"
+  fi
 }
 
 function apt_required_packages {
-    echo "# required packages"
-    echo "==================="
-    for package in ${REQUIRED_PACKAGES[@]}; do
-        runVoid dpkg-query --status $package
-        if [ $runVoidError -ne 0 ]; then
-            echo -n "installing package <$package> ... "
-            sudo DEBIAN_FRONTEND=noninteractive apt install -y $package
-            echo "DONE"
-        fi
-    done
+  echo "# required packages"
+  echo "==================="
+  for package in ${REQUIRED_PACKAGES[@]}; do
+    runVoid dpkg-query --status $package
+    if [ $runVoidError -ne 0 ]; then
+      echo -n "installing package <$package> ... "
+      sudo DEBIAN_FRONTEND=noninteractive apt install -y $package
+      echo "DONE"
+    fi
+  done
 }
 
 function fix_system_lang {
-    echo "# fix system language"
-    echo "====================="
-
-    if grep -q ^LANG=C.UTF-8 /etc/default/locale; then
-        LANG='en_US.UTF-8'
-        if gsettings get org.gnome.desktop.input-sources sources | grep -q "'xkb', 'fr"; then
-            LANG='fr_FR.UTF-8'
-        else
-            if gsettings get org.gnome.desktop.input-sources sources | grep -q "'xkb', 'es"; then
-                LANG='es_ES.UTF-8'
-            fi
-        fi
-
-        echo "fix found LANG=$LANG"
-
-        cat << EOF | sudo tee /etc/locale.gen
-$LANG UTF-8	
-EOF
-        sudo locale-gen
-        sudo update-locale LANG=$LANG
-
-        xdg-user-dirs-update --force
-        for entry in $(grep -v ^# /etc/xdg/user-dirs.defaults); do
-            key=$(echo $entry | cut -d= -f1)
-            default_value="$HOME/$(echo $entry | cut -d= -f2)"
-            real_value=$(xdg-user-dir $key)
-            if [[ $real_value != "$default_value" ]] && [[ -d $default_value ]] && [[ -z "$(ls -A $default_value)" ]]; then
-                rmdir $default_value
-                echo $default_value removed!
-            fi
-        done
-        echo > $HOME/.config/gtk-3.0/bookmarks
-        for i in DOCUMENTS DOWNLOAD; do
-            destination=$(xdg-user-dir $i)
-            echo file://$destination $(basename $destination) >> $HOME/.config/gtk-3.0/bookmarks
-        done
+  echo "# fix system language"
+  echo "====================="
 
+  if grep -q ^LANG=C.UTF-8 /etc/default/locale; then
+    LANG='en_US.UTF-8'
+    if gsettings get org.gnome.desktop.input-sources sources | grep -q "'xkb', 'fr"; then
+      LANG='fr_FR.UTF-8'
     else
-        echo 'already fixed!'
+      if gsettings get org.gnome.desktop.input-sources sources | grep -q "'xkb', 'es"; then
+        LANG='es_ES.UTF-8'
+      fi
     fi
 
-    source /etc/default/locale
-    export LANG
+    echo "fix found LANG=$LANG"
+
+    cat <<EOF | sudo tee /etc/locale.gen
+$LANG UTF-8	
+EOF
+    sudo locale-gen
+    sudo update-locale LANG=$LANG
+
+    xdg-user-dirs-update --force
+    for entry in $(grep -v ^# /etc/xdg/user-dirs.defaults); do
+      key=$(echo $entry | cut -d= -f1)
+      default_value="$HOME/$(echo $entry | cut -d= -f2)"
+      real_value=$(xdg-user-dir $key)
+      if [[ $real_value != "$default_value" ]] && [[ -d $default_value ]] && [[ -z "$(ls -A $default_value)" ]]; then
+        rmdir $default_value
+        echo $default_value removed!
+      fi
+    done
+    echo >$HOME/.config/gtk-3.0/bookmarks
+    for i in DOCUMENTS DOWNLOAD; do
+      destination=$(xdg-user-dir $i)
+      echo file://$destination $(basename $destination) >>$HOME/.config/gtk-3.0/bookmarks
+    done
+
+  else
+    echo 'already fixed!'
+  fi
+
+  source /etc/default/locale
+  export LANG
 }
 
 function fix_input_sources {
-    echo "# fix input sources containing french variants"
-    echo "=============================================="
-    if gsettings get org.gnome.desktop.input-sources sources | egrep -q 'fr\+|mozc-jp'; then
-        gsettings set org.gnome.desktop.input-sources sources "[('xkb', 'fr')]"
-        echo no more french variant found, fixed
-    else
-        echo no french variant found, ok!
-    fi
+  echo "# fix input sources containing french variants"
+  echo "=============================================="
+  if gsettings get org.gnome.desktop.input-sources sources | egrep -q 'fr\+|mozc-jp'; then
+    gsettings set org.gnome.desktop.input-sources sources "[('xkb', 'fr')]"
+    echo no more french variant found, fixed
+  else
+    echo no french variant found, ok!
+  fi
 }
 
 function miaou_bash {
-    echo "## miaou-bash"
-    echo "=============="
-    if ! command -v upgrade-miaou-bash > /dev/null; then
-        curl https://git.artcode.re/miaou/miaou-bash/raw/branch/main/install.sh | sudo bash -s
-    else
-        echo "miaou-bash already installed!"
-        upgrade-miaou-bash
-    fi
+  echo "## miaou-bash"
+  echo "=============="
+  if ! command -v upgrade-miaou-bash >/dev/null; then
+    curl https://git.artcode.re/miaou/miaou-bash/raw/branch/main/install.sh | sudo bash -s
+  else
+    echo "miaou-bash already installed!"
+    upgrade-miaou-bash
+  fi
 }
 
 function openssh {
-    echo "## openssh-server"
-    echo "================="
-
-    echo TODO:...
-    # PGKNAME='openssh-server'
-    # runVoid dpkg-query --status $PGKNAME
-    # if [ $runVoidError -ne 0 ]; then
-    #     set -e
-    #     sudo apt install -y $PGKNAME
-    #     sudo /opt/miaou-bash/tools/append_or_replace "^#\?PermitRootLogin.*$" "PermitRootLogin no" /etc/ssh/sshd_config
-    #     sudo /opt/miaou-bash/tools/append_or_replace "^#\?PasswordAuthentication.*$" "PasswordAuthentication no" /etc/ssh/sshd_config
-    #     sudo /opt/miaou-bash/tools/append_or_replace "^#\?AllowUsers.*$" "AllowUsers $ALLOWED_USERS" /etc/ssh/sshd_config
-    #     sudo systemctl restart sshd
-    #     set +e
-    # else
-    #     echo "${PGKNAME} already installed!"
-    # fi
+  echo "## openssh-server"
+  echo "================="
+
+  echo TODO:...
+  # PGKNAME='openssh-server'
+  # runVoid dpkg-query --status $PGKNAME
+  # if [ $runVoidError -ne 0 ]; then
+  #     set -e
+  #     sudo apt install -y $PGKNAME
+  #     sudo /opt/miaou-bash/tools/append_or_replace "^#\?PermitRootLogin.*$" "PermitRootLogin no" /etc/ssh/sshd_config
+  #     sudo /opt/miaou-bash/tools/append_or_replace "^#\?PasswordAuthentication.*$" "PasswordAuthentication no" /etc/ssh/sshd_config
+  #     sudo /opt/miaou-bash/tools/append_or_replace "^#\?AllowUsers.*$" "AllowUsers $ALLOWED_USERS" /etc/ssh/sshd_config
+  #     sudo systemctl restart sshd
+  #     set +e
+  # else
+  #     echo "${PGKNAME} already installed!"
+  # fi
 
 }
 
 function faster_grub {
-    echo "## grub faster and smarter"
-    echo "=========================="
-    if grep -q GRUB_TIMEOUT=5 /etc/default/grub; then
-        echo "grub was not modified yet, applying changes..."
-        sudo /opt/miaou-bash/tools/append_or_replace "^GRUB_TIMEOUT=5$" "GRUB_TIMEOUT=0" /etc/default/grub
-        sudo /opt/miaou-bash/tools/append_or_replace "^GRUB_CMDLINE_LINUX_DEFAULT=.*$" "GRUB_CMDLINE_LINUX_DEFAULT=\"quiet splash\"" /etc/default/grub
-        sudo update-grub
-        echo OK
-    else
-        echo changes already done!
-    fi
+  echo "## grub faster and smarter"
+  echo "=========================="
+  if grep -q GRUB_TIMEOUT=5 /etc/default/grub; then
+    echo "grub was not modified yet, applying changes..."
+    sudo /opt/miaou-bash/tools/append_or_replace "^GRUB_TIMEOUT=5$" "GRUB_TIMEOUT=0" /etc/default/grub
+    sudo /opt/miaou-bash/tools/append_or_replace "^GRUB_CMDLINE_LINUX_DEFAULT=.*$" "GRUB_CMDLINE_LINUX_DEFAULT=\"quiet splash\"" /etc/default/grub
+    sudo update-grub
+    echo OK
+  else
+    echo changes already done!
+  fi
 }
 
 function install_firefox {
-    echo "## firefox latest"
-    echo "================="
-    firefox_lang=$(echo $LANG | cut -d. -f1)
-
-    case "$firefox_lang" in
-        fr*) firefox_lang=fr ;;
-        es*) firefox_lang=es-ES ;;
-        *) firefox_lang=en-US ;;
-    esac
-    echo "$firefox_lang"
-
-    if [[ ! /usr/local/bin/firefox -ef /opt/firefox/firefox ]]; then
-        set -e
-        cd /tmp
-
-        # https://download-installer.cdn.mozilla.net/pub/firefox/releases/146.0.1/linux-x86_64/en-US/firefox-146.0.1.tar.xz
-        firefox_version=$(curl -sI https://www.firefox.com/$firefox_lang/firefox/notes/ | grep location: | cut -d/ -f4)
-        firefox_archive_url="https://download-installer.cdn.mozilla.net/pub/firefox/releases/$firefox_version/linux-x86_64/$firefox_lang/firefox-$firefox_version.tar.xz"
-        echo $firefox_archive_url
-
-        wget "$firefox_archive_url"
-        firefox_archive=${firefox_archive_url##*/}
-        sudo mkdir /opt/firefox -p
-        sudo chown $USER /opt/firefox
-        tar -xf "$firefox_archive" -C /opt
-        cat << EOF | sudo tee -a /usr/share/applications/firefox.desktop
+  echo "## firefox latest"
+  echo "================="
+  firefox_lang=$(echo $LANG | cut -d. -f1)
+
+  case "$firefox_lang" in
+  fr*) firefox_lang=fr ;;
+  es*) firefox_lang=es-ES ;;
+  *) firefox_lang=en-US ;;
+  esac
+  echo "$firefox_lang"
+
+  if [[ ! /usr/local/bin/firefox -ef /opt/firefox/firefox ]]; then
+    set -e
+    cd /tmp
+
+    # https://download-installer.cdn.mozilla.net/pub/firefox/releases/146.0.1/linux-x86_64/en-US/firefox-146.0.1.tar.xz
+    firefox_version=$(curl -sI https://www.firefox.com/$firefox_lang/firefox/notes/ | grep location: | cut -d/ -f4)
+    firefox_archive_url="https://download-installer.cdn.mozilla.net/pub/firefox/releases/$firefox_version/linux-x86_64/$firefox_lang/firefox-$firefox_version.tar.xz"
+    echo $firefox_archive_url
+
+    wget "$firefox_archive_url"
+    firefox_archive=${firefox_archive_url##*/}
+    sudo mkdir /opt/firefox -p
+    sudo chown $USER /opt/firefox
+    tar -xf "$firefox_archive" -C /opt
+    cat <<EOF | sudo tee -a /usr/share/applications/firefox.desktop
 [Desktop Entry]
 Name=Firefox
 Comment=Web Browser
@@ -233,62 +233,62 @@ Exec=/opt/firefox/firefox --private-window %u
 Name=Profile Manager
 Exec=/opt/firefox/firefox -P %u
 EOF
-        sudo ln -sf /opt/firefox/firefox /usr/local/bin/firefox
-        sudo update-alternatives --install /usr/bin/x-www-browser x-www-browser /opt/firefox/firefox 200 && sudo update-alternatives --set x-www-browser /opt/firefox/firefox
-        sudo apt remove -y firefox-esr
-        sudo apt install -y libdbus-glib-1-2
-        set +e
-    else
-        echo "firefox latest already installed!"
-    fi
-
-    echo "## firefox by default"
-    echo "====================="
-    xdg-settings set default-web-browser firefox.desktop
+    sudo ln -sf /opt/firefox/firefox /usr/local/bin/firefox
+    sudo update-alternatives --install /usr/bin/x-www-browser x-www-browser /opt/firefox/firefox 200 && sudo update-alternatives --set x-www-browser /opt/firefox/firefox
+    sudo apt remove -y firefox-esr
+    sudo apt install -y libdbus-glib-1-2
+    set +e
+  else
+    echo "firefox latest already installed!"
+  fi
+
+  echo "## firefox by default"
+  echo "====================="
+  xdg-settings set default-web-browser firefox.desktop
 
 }
 
 function gnome_settings {
-    echo "## gnome default settings"
-    echo "========================="
+  echo "## gnome default settings"
+  echo "========================="
 
-    gsettings set org.gnome.nautilus.preferences click-policy 'single'
-    gsettings set org.gtk.gtk4.Settings.FileChooser sort-directories-first true
+  gsettings set org.gnome.nautilus.preferences click-policy 'single'
+  gsettings set org.gtk.gtk4.Settings.FileChooser sort-directories-first true
 
-    gsettings set org.gnome.mutter dynamic-workspaces false
-    gsettings set org.gnome.desktop.wm.preferences num-workspaces 1
-    gsettings set org.gnome.desktop.peripherals.touchpad tap-to-click true
+  gsettings set org.gnome.mutter dynamic-workspaces false
+  gsettings set org.gnome.desktop.wm.preferences num-workspaces 1
+  gsettings set org.gnome.desktop.peripherals.touchpad tap-to-click true
 }
 
 function tilix_default_terminal {
-    local reload=false
+  local reload=false
 
-    echo "## prevent displaying desktop entries (gnome-terminal replaced by tilix)"
-    echo "========================================================================"
-    if [[ ! -f ~/.local/share/applications/org.gnome.Terminal.desktop ]]; then
-        cat << 'EOF' > ~/.local/share/applications/org.gnome.Terminal.desktop
+  echo "## prevent displaying desktop entries (gnome-terminal replaced by tilix)"
+  echo "========================================================================"
+  if [[ ! -f ~/.local/share/applications/org.gnome.Terminal.desktop ]]; then
+    cat <<'EOF' >~/.local/share/applications/org.gnome.Terminal.desktop
 [Desktop Entry]
 NoDisplay=true
 EOF
-        reload=true
-    else
-        echo Hidden default terminal in favor of Tilix!
-    fi
-
-    echo "## prevent displaying desktop entries (xiterm+thai replaced by tilix)"
-    echo "========================================================================"
-    if [[ ! -f ~/.local/share/applications/xiterm+thai.desktop ]]; then
-        cat << 'EOF' > ~/.local/share/applications/xiterm+thai.desktop
+    reload=true
+  else
+    echo Hidden default terminal in favor of Tilix!
+  fi
+
+  echo "## prevent displaying desktop entries (xiterm+thai replaced by tilix)"
+  echo "========================================================================"
+  if [[ ! -f ~/.local/share/applications/xiterm+thai.desktop ]]; then
+    cat <<'EOF' >~/.local/share/applications/xiterm+thai.desktop
 [Desktop Entry]
 NoDisplay=true
 EOF
-        reload=true
-    else
-        echo Hidden default terminal in favor of Tilix!
-    fi
+    reload=true
+  else
+    echo Hidden default terminal in favor of Tilix!
+  fi
 
-    if [[ ! -f ~/.local/share/applications/com.gexperts.Tilix.desktop ]]; then
-        cat << 'EOF' > ~/.local/share/applications/com.gexperts.Tilix.desktop
+  if [[ ! -f ~/.local/share/applications/com.gexperts.Tilix.desktop ]]; then
+    cat <<'EOF' >~/.local/share/applications/com.gexperts.Tilix.desktop
 [Desktop Entry]
 Version=1.0
 Name=Tilix
@@ -320,204 +320,207 @@ Name[fr]=Préférences
 Name=Preferences
 Exec=tilix --preferences
 EOF
-        reload=true
-    fi
-
-    [[ $reload ]] && update-desktop-database ~/.local/share/applications
-
-    echo "Tiling Settings"
-    gsettings set com.gexperts.Tilix.Settings paste-strip-trailing-whitespace true
-    gsettings set com.gexperts.Tilix.Settings focus-follow-mouse true
-    gsettings set com.gexperts.Tilix.Settings window-style 'disable-csd-hide-toolbar'
-    gsettings set com.gexperts.Tilix.Settings control-click-titlebar true
-    gsettings set com.gexperts.Tilix.Settings terminal-title-show-when-single false
-    gsettings set com.gexperts.Tilix.Settings warn-vte-config-issue false
-    gsettings set com.gexperts.Tilix.Settings theme-variant 'dark'
-    gsettings set com.gexperts.Tilix.Settings control-click-titlebar true
+    reload=true
+  fi
+
+  [[ $reload ]] && update-desktop-database ~/.local/share/applications
+
+  echo "Tiling Settings"
+  gsettings set com.gexperts.Tilix.Settings paste-strip-trailing-whitespace true
+  gsettings set com.gexperts.Tilix.Settings focus-follow-mouse true
+  gsettings set com.gexperts.Tilix.Settings window-style 'disable-csd-hide-toolbar'
+  gsettings set com.gexperts.Tilix.Settings control-click-titlebar true
+  gsettings set com.gexperts.Tilix.Settings terminal-title-show-when-single false
+  gsettings set com.gexperts.Tilix.Settings warn-vte-config-issue false
+  gsettings set com.gexperts.Tilix.Settings theme-variant 'dark'
+  gsettings set com.gexperts.Tilix.Settings control-click-titlebar true
 }
 
 function no_lock_screen {
-    echo "## disable automatic lock screen => use Super_L for LOCK"
-    echo "========================================================"
-    gsettings set org.gnome.settings-daemon.plugins.power sleep-inactive-ac-type nothing
-    gsettings set org.gnome.desktop.screensaver lock-enabled false
+  echo "## disable automatic lock screen => use Super_L for LOCK"
+  echo "========================================================"
+  gsettings set org.gnome.settings-daemon.plugins.power sleep-inactive-ac-type nothing
+  gsettings set org.gnome.desktop.screensaver lock-enabled false
 }
 
 function favorite_apps {
-    echo "# favourite apps"
-    echo "#==============="
-    runVoid "gsettings get org.gnome.shell favorite-apps | grep firefox-esr"
-    if [[ $runVoidError == 0 ]]; then
-        gsettings set org.gnome.shell favorite-apps "['firefox.desktop','org.gnome.Nautilus.desktop','org.gnome.Software.desktop']"
-    else
-        echo "preserve existing apps!"
-    fi
+  echo "# favourite apps"
+  echo "#==============="
+  runVoid "gsettings get org.gnome.shell favorite-apps | grep firefox-esr"
+  if [[ $runVoidError == 0 ]]; then
+    gsettings set org.gnome.shell favorite-apps "['firefox.desktop','org.gnome.Nautilus.desktop','org.gnome.Software.desktop']"
+  else
+    echo "preserve existing apps!"
+  fi
 }
 
 function golden_dict {
-    echo "## golden dict"
-    echo "================"
-    if [[ ! -d /usr/share/goldendict/dicts ]]; then
-        sudo git clone --depth 1 https://git.artcode.re/non-free/dicts.git /usr/share/goldendict/dicts
-    fi
-    if [[ ! -f $HOME/.config/goldendict/config ]] || ! grep -q "path.*/usr/share/goldendict/dicts" $HOME/.config/goldendict/config; then
-        mkdir -p "$HOME/.config/goldendict/"
-        cp "$BASEDIR/lib/goldendict/config" "$HOME/.config/goldendict/"
-        nohup goldendict &
-    fi
+  echo "## golden dict"
+  echo "================"
+  if [[ ! -d /usr/share/goldendict/dicts ]]; then
+    sudo git clone --depth 1 https://git.artcode.re/non-free/dicts.git /usr/share/goldendict/dicts
+  fi
+  if [[ ! -f $HOME/.config/goldendict/config ]] || ! grep -q "path.*/usr/share/goldendict/dicts" $HOME/.config/goldendict/config; then
+    mkdir -p "$HOME/.config/goldendict/"
+    cp "$BASEDIR/lib/goldendict/config" "$HOME/.config/goldendict/"
+    nohup goldendict &
+  fi
 }
 
 function golden_dict_autostart {
-    mkdir -p $HOME/.config/autostart
-    if [[ ! -f $HOME/.config/autostart/org.goldendict.GoldenDict.desktop ]]; then
-        echo -n "autostart GoldenDict ..."
-        ln -sf /usr/share/applications/org.goldendict.GoldenDict.desktop $HOME/.config/autostart/
-        echo OK
-    else
-        echo "autostart GoldenDict already installed!"
-    fi
+  mkdir -p $HOME/.config/autostart
+  if [[ ! -f $HOME/.config/autostart/org.goldendict.GoldenDict.desktop ]]; then
+    echo -n "autostart GoldenDict ..."
+    ln -sf /usr/share/applications/org.goldendict.GoldenDict.desktop $HOME/.config/autostart/
+    echo OK
+  else
+    echo "autostart GoldenDict already installed!"
+  fi
 }
 
 function gnome_extensions {
-    echo "## gnome-shell install several extensions"
-    echo "========================================="
-
-    $BASEDIR/tools/gnome-extensions-helper dash-to-dock@micxgx.gmail.com --apply-custom-theme=true --multi-monitor=true --dash-max-icon-size=58 |
-        grep -q '^please logout to take effect!' && LOGOUT_REQUIRED=true
-    $BASEDIR/tools/gnome-extensions-helper runcat@kolesnikov.se --idle-threshold=66 |
-        grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
-    # $BASEDIR/tools/gnome-extensions-helper netspeedsimplified@prateekmedia.extension |
-    # 	grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
-    $BASEDIR/tools/gnome-extensions-helper appindicatorsupport@rgcjonas.gmail.com --tray-pos=left --icon-saturation=0.9 |
-        grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
-    $BASEDIR/tools/gnome-extensions-helper weeks-start-on-monday@extensions.gnome-shell.fifi.org |
-        grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
-
-    true
+  echo "## gnome-shell install several extensions"
+  echo "========================================="
+
+  $BASEDIR/tools/gnome-extensions-helper dash-to-dock@micxgx.gmail.com --apply-custom-theme=true --multi-monitor=true --dash-max-icon-size=58 |
+    grep -q '^please logout to take effect!' && LOGOUT_REQUIRED=true
+  $BASEDIR/tools/gnome-extensions-helper runcat@kolesnikov.se --idle-threshold=66 |
+    grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
+  # $BASEDIR/tools/gnome-extensions-helper netspeedsimplified@prateekmedia.extension |
+  # 	grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
+  $BASEDIR/tools/gnome-extensions-helper appindicatorsupport@rgcjonas.gmail.com --tray-pos=left --icon-saturation=0.9 |
+    grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
+  $BASEDIR/tools/gnome-extensions-helper weeks-start-on-monday@extensions.gnome-shell.fifi.org |
+    grep -q 'please logout to take effect!' && LOGOUT_REQUIRED=true
+
+  true
 }
 
 function developer_flavor {
-    gsettings set org.gnome.shell.extensions.runcat custom-system-monitor-command "xterm -fa Monospace -fs 12 -fullscreen -s htop"
+  gsettings set org.gnome.shell.extensions.runcat custom-system-monitor-command "xterm -fa Monospace -fs 12 -fullscreen -s htop"
 }
 
 function firefox_addons {
-    echo "# firefox addons"
-    echo "================"
-    declare -A FIREFOX_ADDONS
-    FIREFOX_ADDONS['uBlock0@raymondhill.net']="3740966/ublock_origin-1.34.0-an+fx.xpi"
-    FIREFOX_ADDONS['fr-dicollecte@dictionaries.addons.mozilla.org']='3581786/dictionnaire_francais-7.0b.xpi'
-    FIREFOX_ADDONS['chrome-gnome-shell@gnome.org']='898030/gnome_shell_integration-10.1-an+fx-linux.xpi'
-    FIREFOX_ADDONS['jid1-ZAdIEUB7XOzOJw@jetpack']='3741831/duckduckgo_privacy_essentials-2021.3.8-an+fx.xpi'
-
-    mkdir -p /opt/firefox/distribution/extensions
-    for addon_id in "${!FIREFOX_ADDONS[@]}"; do
-        addon_part_url="${FIREFOX_ADDONS[$addon_id]}"
-        addon_xpi="/opt/firefox/distribution/extensions/${addon_id}.xpi"
-        if [[ ! -f $addon_xpi ]]; then
-            echo -n "Firefox addon <$addon_id> installing ..."
-            wget -q "https://addons.mozilla.org/firefox/downloads/file/${addon_part_url}" -O $addon_xpi
-            echo DONE
-        else
-            echo "Firefox addon <$addon_id> already installed!"
-        fi
-    done
+  echo "# firefox addons"
+  echo "================"
+  declare -A FIREFOX_ADDONS
+  FIREFOX_ADDONS['uBlock0@raymondhill.net']="3740966/ublock_origin-1.34.0-an+fx.xpi"
+  FIREFOX_ADDONS['fr-dicollecte@dictionaries.addons.mozilla.org']='3581786/dictionnaire_francais-7.0b.xpi'
+  FIREFOX_ADDONS['chrome-gnome-shell@gnome.org']='898030/gnome_shell_integration-10.1-an+fx-linux.xpi'
+  FIREFOX_ADDONS['jid1-ZAdIEUB7XOzOJw@jetpack']='3741831/duckduckgo_privacy_essentials-2021.3.8-an+fx.xpi'
+
+  mkdir -p /opt/firefox/distribution/extensions
+  for addon_id in "${!FIREFOX_ADDONS[@]}"; do
+    addon_part_url="${FIREFOX_ADDONS[$addon_id]}"
+    addon_xpi="/opt/firefox/distribution/extensions/${addon_id}.xpi"
+    if [[ ! -f $addon_xpi ]]; then
+      echo -n "Firefox addon <$addon_id> installing ..."
+      wget -q "https://addons.mozilla.org/firefox/downloads/file/${addon_part_url}" -O $addon_xpi
+      echo DONE
+    else
+      echo "Firefox addon <$addon_id> already installed!"
+    fi
+  done
 }
 
 function firefox_settings {
-    echo "# Firefox default settings"
-    echo "#========================="
+  echo "# Firefox default settings"
+  echo "#========================="
 
-    if [[ ! -f /opt/firefox/firefox.cfg ]]; then
-        cat << EOF | sudo tee -a /opt/firefox/firefox.cfg
+  if [[ ! -f /opt/firefox/firefox.cfg ]]; then
+    cat <<EOF | sudo tee -a /opt/firefox/firefox.cfg
 // IMPORTANT: Start your code on the 2nd line
 
 lockPref("browser.pocket.enabled", false);
 lockPref("extensions.pocket.enabled", false);
 lockPref("browser.shell.checkDefaultBrowser", false);
 EOF
-        cat << EOF | sudo tee -a /opt/firefox/defaults/pref/autoconfig.js
+    cat <<EOF | sudo tee -a /opt/firefox/defaults/pref/autoconfig.js
 pref("general.config.filename", "firefox.cfg");
 pref("general.config.obscure_value", 0);
 EOF
 
-    else
-        echo "Firefox default settings already defined!"
-    fi
+  else
+    echo "Firefox default settings already defined!"
+  fi
 }
 
 function libre_re_pixmap {
-    echo "# libre_re pixmap"
-    echo "================="
-    if [[ ! -f /usr/share/pixmaps/faces/libre_re.png ]]; then
-        sudo curl -o /usr/share/pixmaps/faces/libre_re.png "$GIT_BASE_URL/raw/branch/master/lib/pixmap/libre_re.png"
-        dbus-send --system --dest=org.freedesktop.Accounts \
-            --type=method_call --print-reply \
-            /org/freedesktop/Accounts/User$(id -u) \
-            org.freedesktop.Accounts.User.SetIconFile \
-            string:"/usr/share/pixmaps/faces/libre_re.png"
-    else
-        echo "pixmap already copied!"
-    fi
+  echo "# libre_re pixmap"
+  echo "================="
+  if [[ ! -f /usr/share/pixmaps/faces/libre_re.png ]]; then
+    sudo curl -o /usr/share/pixmaps/faces/libre_re.png "$GIT_BASE_URL/raw/branch/master/lib/pixmap/libre_re.png"
+    dbus-send --system --dest=org.freedesktop.Accounts \
+      --type=method_call --print-reply \
+      /org/freedesktop/Accounts/User$(id -u) \
+      org.freedesktop.Accounts.User.SetIconFile \
+      string:"/usr/share/pixmaps/faces/libre_re.png"
+  else
+    echo "pixmap already copied!"
+  fi
 }
 
 function clear_system_extensions {
-    echo "# clear system gnome-shell extensions"
-    echo "====================================="
-    [[ ! -d /usr/share/gnome-shell/extensions ]] && sudo mkdir -p /usr/share/gnome-shell/extensions
-    count_system_extensions=$(ls -1 /usr/share/gnome-shell/extensions | wc -l)
-    [[ $count_system_extensions -gt 0 ]] && sudo rm /usr/share/gnome-shell/extensions/* -rf || true
+  echo "# clear system gnome-shell extensions"
+  echo "====================================="
+  [[ ! -d /usr/share/gnome-shell/extensions ]] && sudo mkdir -p /usr/share/gnome-shell/extensions
+  count_system_extensions=$(ls -1 /usr/share/gnome-shell/extensions | wc -l)
+  [[ $count_system_extensions -gt 0 ]] && sudo rm /usr/share/gnome-shell/extensions/* -rf || true
 }
 
 function install_flatpak {
-    echo "# install flatpak"
-    echo "================="
+  echo "# install flatpak"
+  echo "================="
 
-    if ! dpkg -l flatpak | grep -q ^ii; then
-        sudo apt install -y flatpak gnome-software-plugin-flatpak
-        sudo flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
+  if ! dpkg -l flatpak | grep -q ^ii; then
+    sudo apt install -y flatpak gnome-software-plugin-flatpak
+    sudo flatpak remote-add --if-not-exists flathub https://dl.flathub.org/repo/flathub.flatpakrepo
 
-        LOGOUT_REQUIRED=true
-        XDG_DATA_DIRS=$HOME/.local/share/flatpak/exports/share:/var/lib/flatpak/exports/share:$XDG_DATA_DIRS
-        export XDG_DATA_DIRS
-        flatpak update -y
-    fi
+    LOGOUT_REQUIRED=true
+    XDG_DATA_DIRS=$HOME/.local/share/flatpak/exports/share:/var/lib/flatpak/exports/share:$XDG_DATA_DIRS
+    export XDG_DATA_DIRS
+    flatpak update -y
 
-    flatpak install -y org.signal.Signal
-    flatpak install -y com.mattermost.Desktop
-    # flatpak install -y net.jami.Jami
+    # PREFER Debian packages over flatpak
+    gsettings set org.gnome.software packaging-format-preference "['DEB', 'flatpak']"
+  fi
+
+  flatpak install -y org.signal.Signal
+  flatpak install -y com.mattermost.Desktop
+  # flatpak install -y net.jami.Jami
 }
 
 function install_printers {
-    echo "# install printers"
-    echo "================="
-    epson_package=$(xdg-user-dir DOWNLOAD)/epson-inkjet-printer.deb
-    if [[ ! -f $epson_package ]]; then
-        curl -o $epson_package "https://git.artcode.re/datalove/printers/raw/branch/main/epson-inkjet-printer-escpr_1.8.6-1_amd64.deb"
-        sudo dpkg -i $epson_package
-        echo "epson printer installed!"
-    else
-        echo "epson printer already installed!"
-    fi
-
-    if ! dpkg -l hplip | grep -q ^ii; then
-        sudo apt install -y hplip
-        echo "hp printer installed!"
-    else
-        echo "hp printer already installed!"
-    fi
-
-    # TODO: canon missing!
+  echo "# install printers"
+  echo "================="
+  epson_package=$(xdg-user-dir DOWNLOAD)/epson-inkjet-printer.deb
+  if [[ ! -f $epson_package ]]; then
+    curl -o $epson_package "https://git.artcode.re/datalove/printers/raw/branch/main/epson-inkjet-printer-escpr_1.8.6-1_amd64.deb"
+    sudo dpkg -i $epson_package
+    echo "epson printer installed!"
+  else
+    echo "epson printer already installed!"
+  fi
+
+  if ! dpkg -l hplip | grep -q ^ii; then
+    sudo apt install -y hplip
+    echo "hp printer installed!"
+  else
+    echo "hp printer already installed!"
+  fi
+
+  # TODO: canon missing!
 }
 
 function final_word_or_logout {
-    echo
-    if [[ $LOGOUT_REQUIRED == true ]]; then
-        echo '# DEBIAN-GNOME new extensions have been installed, please logout/login to apply changes!'
-        loginctl terminate-user $(whoami)
-    else
-        echo "# DEBIAN-GNOME successfully installed!"
-    fi
-    echo
+  echo
+  if [[ $LOGOUT_REQUIRED == true ]]; then
+    echo '# DEBIAN-GNOME new extensions have been installed, please logout/login to apply changes!'
+    loginctl terminate-user $(whoami)
+  else
+    echo "# DEBIAN-GNOME successfully installed!"
+  fi
+  echo
 }
 
 ## MAIN