feat: add ai-powered commit message helpers

Author: yasunogithub

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 * execute git-hooks directly if possible (on *nix) else use sh instead of bash (without reading SHELL variable) [[@Joshix](https://github.com/Joshix-1)] ([#2483](https://github.com/extrawurst/gitui/pull/2483))
 
 ### Added
+* Configurable commit helper system with RON-based configuration, supporting multiple helpers with selection UI, hotkeys, and template variables
 * Files and status tab support pageUp and pageDown  [[@fatpandac](https://github.com/fatpandac)] ([#1951](https://github.com/extrawurst/gitui/issues/1951))
 * support loading custom syntax highlighting themes from a file [[@acuteenvy](https://github.com/acuteenvy)] ([#2565](https://github.com/gitui-org/gitui/pull/2565))
 * Select syntax highlighting theme out of the defaults from syntect [[@vasilismanol](https://github.com/vasilismanol)] ([#1931](https://github.com/extrawurst/gitui/issues/1931))