Update changelog

docs/changelog.rst

@@ -77,6 +77,10 @@ Detailed list of changes
 0.37.0 [future]
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
+- A new optional :opt:`text cursor movement animation <cursor_trail>` that
+  shows a "trail" following the movement of the cursor making it easy to follow
+  large cursor jumps (:pull:`7970`)
+
 - Custom kittens: Add :ref:`a framework <kitten_main_rc>` for easily and securely using remote control from within a kitten's :code:`main()` function
 
 - kitten icat: Fix the :option:`kitty +kitten icat --no-trailing-newline` not working when using unicode placeholders (:iss:`7948`)

kitty/options/definition.py

@@ -361,6 +361,7 @@
 trail animation only follows cursors that have stayed in their position for longer
 than the specified number of milliseconds. This prevents trails from appearing
 for cursors that rapidly change their positions during UI updates in complex applications.
+See :opt:`cursor_trail_decay` to control the animation speed.
 '''
     )