Hope to improve the `org-set-property` performance

The `org-set-property` [C-c C-x p] command is very slow on a big Org-mode buffer. I checked out the source code of `org-set-property`. The main slow is on `org-buffer-property-keys`. I think it can use the new org-mode cache mechanism. Instead of re-parse the whole org-mode buffer again to spend a

problem in sorting headings that start with timestamps

Hi I am not sure this is a feature or a bug. Consider the following --8<---cut here---start->8--- * Test 1 ** <2025-02-08 09:46> First ** <2025-02-08 09:51> All --8<---cut here---end--->8--- If I run `org-sort` the head