migration fixes

updates.d/80-gnome-extensions.sh

@@ -1,5 +1,7 @@
 #!/bin/bash
 
+source "$HOME/.local/share/coredesktop/utils.sh"
+
 is_installed() {
   command -v gnome-shell &>/dev/null
 }
@@ -7,12 +9,7 @@ is_installed() {
 run_update() {
   echo "Updating GNOME extensions..."
 
-  # Reinstall gext if missing or broken (e.g. its pipx venv went stale after a Python upgrade)
-  if ! ~/.local/bin/gext --version &> /dev/null; then
-    echo "gext missing or broken, reinstalling..."
-    pipx uninstall gnome-extensions-cli 2>/dev/null || true
-    pipx install --python "$(which python3)" gnome-extensions-cli --system-site-packages
-  fi
+  ensure_gext || return 1
 
   # Update every enabled user extension to the latest version for this GNOME Shell.
   # The filesystem backend writes directly to ~/.local/share/gnome-shell/extensions;