feat(core): experimental in-progress steering hints (2 of 2) (#19307)

docs/get-started/configuration.md

@@ -956,6 +956,11 @@ their corresponding top-level category object in your `settings.json` file.
   - **Default:** `false`
   - **Requires restart:** Yes
 
+- **`experimental.modelSteering`** (boolean):
+  - **Description:** Enable model steering (user hints) to guide the model
+    during tool execution.
+  - **Default:** `false`
+
 #### `skills`
 
 - **`skills.enabled`** (boolean):