Indent guides: update CHANGELOG and README

CHANGELOG.md

@@ -12,6 +12,7 @@ Breaking changes:
 - Removed `lsp-connect` experimental command.
 
 Additions:
+- New `lsp-indent-guides-enable` command enables indentation guides rendering.
 - `lsp-document-symbol` no longer renders the same filename in every single line. Commands like `jump-next` and `<ret>` still work as before.
 - `lsp_hover_max_diagnostic_lines` now defaults to 20 which limits the diagnostic lines in the hover box.
 - Various improvements to the compatibility with old Kakoune.

README.asciidoc

@@ -206,6 +206,9 @@ hook global WinSetOption filetype=rust %{
 * `lsp-next-symbol` and `lsp-previous-symbol` command to go to the buffer's next and current/previous symbol.
 * `lsp-hover-next-symbol` and `lsp-hover-previous-symbol` to show hover of the buffer's next and current/previous symbol.
 * `lsp-rename <new_name>` and `lsp-rename-prompt` commands to rename the symbol under the main cursor.
+* `lsp-indent-guides-enable` command to render indentation guides.
+** `lsp_indent_guides_characters` option to customize indentation guide characters, default is `│ ┆ ┊ ⸽`.
+** `lsp_indent_guides_skip` option to customize the scope level to render indentation guides from, default is `1`.
 * Breadcrumbs in the modeline indicating the symbol around the main cursor, like (`somemodule > someclass > somefunction`).
 ** To implement this, kakoune-lsp adds `%opt{lsp_modeline} ` to the front of your global `modelinefmt` at load time.
 * An hourglass character (⌛) in the modeline whenever the language server indicates it's busy.