add(self extend): add selfextend in load params

Author: hahuyhoang411

docs/docs/features/load-unload.md

@@ -77,4 +77,6 @@ In case you got error while loading models. Please check for the correct model p
 | `ai_prompt`        | String  | The prompt to use for the AI assistant.                      |
 | `system_prompt`    | String  | The prompt for system rules.                          |
 | `pre_prompt`    | String  | The prompt to use for internal configuration.                          |
-|`clean_cache_threshold`|	Integer|	Number of chats that will trigger clean cache action.|
+|`clean_cache_threshold`|	Integer|	Number of chats that will trigger clean cache action.|
+|`grp_attn_n`|Integer|Group attention factor in self-extend|
+|`grp_attn_w`|Integer|Group attention width in self-extend|