fix update

updates.d/80-gnome-extensions.sh

@@ -0,0 +1,25 @@
+#!/bin/bash
+
+is_installed() {
+  command -v gnome-shell &>/dev/null
+}
+
+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
+
+  # Update every enabled user extension to the latest version for this GNOME Shell.
+  # The filesystem backend writes directly to ~/.local/share/gnome-shell/extensions;
+  # GNOME Shell picks up the new code at next login.
+  if ~/.local/bin/gext --filesystem update --user --yes; then
+    echo "GNOME extensions up to date. Log out and back in to load any updated extensions."
+  else
+    echo "gext update failed; GNOME extensions were not updated."
+  fi
+}