Finesse `text-mode-hook' vis-a-vis `typo-mode'

Add a predicate to check whether to enable `text-mode' in a given buffer.
E.g., don't enable `text-mode' in COMMIT_EDITMSG buffers.

init.el

@@ -1404,7 +1404,12 @@ successive invocations."
   (add-hook 'ssh-config-mode-hook #'turn-on-font-lock))
 
 (setup (:straight typo)
-  (:hook-into text-mode))
+  (add-hook 'text-mode-hook
+            (defun text-mode@typo-unless ()
+              "Start `typo-mode' UNLESS the buffer matches a predicate."
+              (unless (or ; predicates here
+                       (string-match-p "COMMIT_EDITMSG" buffer-file-name))
+                (typo-mode +1)))))
 
 (setup (:straight undo-fu)
   (:global "C-/" undo-fu-only-undo