Configure undoes

init.el

@@ -2164,6 +2164,7 @@ See also `crux-reopen-as-root-mode'."
   (:option trashed-action-confirmer #'y-or-n-p))
 
 (setup (:straight undo-fu)
+  (:option undo-fu-allow-undo-in-region t)
   (:global "C-/" #'undo-fu-only-undo
            "C-?" #'undo-fu-only-redo))
 
@@ -2171,9 +2172,19 @@ See also `crux-reopen-as-root-mode'."
   (:option undo-fu-session-incompatible-files '("/COMMIT_EDITMSG\\'"
                                                 "/git-rebase-todo\\'")
            undo-fu-session-directory (.etc "undo/" t)
-           undo-fu-session-compression (executable-find "gzip"))
+           undo-fu-session-compression (cond
+                                        ((executable-find "gzip") 'gz)
+                                        ((executable-find "bzip2") 'bz2)
+                                        ((executable-find "xz") 'xz)
+                                        (t nil)))
   (global-undo-fu-session-mode +1))
 
+(setup (:straight (undo-hl
+                   :host github
+                   :repo "casouri/undo-hl"))
+  (:require)
+  (:hook-into text-mode prog-mode))
+
 (setup (:straight unfill))
 
 (setup (:straight valign)