Update docs (22013)

Signed-off-by: Nester.zhou <ester.zhou@huawei.com>

en/application-dev/reference/apis/Readme-EN.md

@@ -206,6 +206,7 @@
   - [@ohos.arkui.dragController (DragController)](js-apis-arkui-dragController.md)
   - [@ohos.arkui.drawableDescriptor (DrawableDescriptor)](js-apis-arkui-drawableDescriptor.md)
   - [@ohos.arkui.inspector (Layout Callback)](js-apis-arkui-inspector.md)
+  - [@ohos.arkui.performanceMonitor (Performance Monitor)](js-apis-arkui-performancemonitor.md)
   - [@ohos.arkui.UIContext (UIContext)](js-apis-arkui-UIContext.md)
   - [@ohos.curves (Interpolation Calculation)](js-apis-curve.md)
   - [@ohos.font (Custom Font Registration)](js-apis-font.md)

en/application-dev/reference/apis/js-apis-arkui-performancemonitor.md

+# @ohos.arkui.performanceMonitor (Performance Monitor)
+
+The **performanceMonitor** module provides APIs for performance monitoring indicators: response delay, completion delay, and frame loss rate.
+
+> **NOTE**
+>
+> The APIs of this module are supported since API version 10. Updates will be marked with a superscript to indicate their earliest API version.
+>
+> The APIs provided by this module are system APIs.
+
+
+## Modules to Import
+
+```ts
+import performanceMonitor from '@ohos.arkui.performanceMonitor';
+```
+
+
+## ActionType
+
+Enumerates types of actions that trigger user scenes.
+
+**System capability**: SystemCapability.ArkUI.ArkUI.Full
+
+| Name| Value| Description|
+| -- | -- | -- |
+| LAST_DOWN | 0 | Pressing against the screen. |
+| LAST_UP | 1 | Lifting a finger off the screen.|
+| FIRST_MOVE | 2 | First swiping on the screen.|
+
+
+## performanceMonitor.begin
+
+begin(scene: string, startInputType: ActionType, note?: string): void
+
+Starts a user scene.
+
+
+**System capability**: SystemCapability.ArkUI.ArkUI.Full
+
+**Parameters**
+
+| Name| Type| Mandatory| Description|
+| -- | -- | -- | -- |
+| scene | string | Yes| User scene ID.|
+| startInputType | [ActionType](#actiontype)| Yes| Type of action that triggers the user scene.|
+| note | string| No| Important information about the user scene.|
+
+**Example**
+  ```ts
+performanceMonitor.begin("LAUNCHER_APP_LAUNCH_FROM_ICON", performanceMonitor.ActionType.LAST_UP, "APP_START_BEGIN");
+  ```
+
+
+## performanceMonitor.end
+
+end(scene: string): void
+
+Ends a user scene.
+
+**System capability**: SystemCapability.ArkUI.ArkUI.Full
+
+**Parameters**
+| Name| Type| Mandatory| Description|
+| -- | -- | -- | -- |
+| scene | string | Yes| User scene ID, which corresponds to that in **begin**.|
+
+**Example**
+  ```ts
+performanceMonitor.end("LAUNCHER_APP_LAUNCH_FROM_ICON");
+  ```