update docs

Signed-off-by: NHelloCrease <lian15@huawei.com>

zh-cn/application-dev/reference/apis/Readme-CN.md

@@ -185,6 +185,7 @@
   - [@ohos.animator (动画)](js-apis-animator.md)
   - [@ohos.arkui.componentSnapshot (组件截图)](js-apis-arkui-componentSnapshot.md)
   - [@ohos.arkui.drawableDescriptor (DrawableDescriptor)](js-apis-arkui-drawableDescriptor.md)
+  - [@ohos.arkui.UIContext (UIContext)](js-apis-arkui-UIContext.md)
   - [@ohos.curves (插值计算)](js-apis-curve.md)
   - [@ohos.font (注册自定义字体)](js-apis-font.md)
   - [@ohos.matrix4 (矩阵变换)](js-apis-matrix4.md)

zh-cn/application-dev/reference/arkui-ts/Readme-CN.md

@@ -159,7 +159,6 @@
   - [Matrix2D](ts-components-canvas-matrix2d.md)
   - [OffscreenCanvasRenderingContext2D对象](ts-offscreencanvasrenderingcontext2d.md)
   - [Path2D对象](ts-components-canvas-path2d.md)
-  - [Lottie](ts-components-canvas-lottie.md)
 - 动画
   - [属性动画](ts-animatorproperty.md)
   - [显式动画](ts-explicit-animation.md)

zh-cn/application-dev/ui/arkts-drawing-customization-on-canvas.md

@@ -89,11 +89,7 @@ Canvas提供画布组件，用于自定义绘制图形，开发者使用CanvasRe
   import lottie from '@ohos/lottie'
   ```
 
-  具体接口参考[Lottie](../reference/arkui-ts/ts-components-canvas-lottie.md)，具体实例请参考[Lottie动画](#相关实例)。
-
-  >**说明：**
-  >
-  >在第一次使用Lottie之前，需要在Terminal窗口运行ohpm install \@ohos/lottieETS命令下载Lottie。
+  具体接口请参考[Lottie](https://gitee.com/openharmony-tpc/lottieETS)。
 
 
 ## 初始化画布组件

zh-cn/application-dev/website.md

@@ -837,7 +837,6 @@
       - [Matrix2D](reference/arkui-ts/ts-components-canvas-matrix2d.md)
       - [OffscreenCanvasRenderingContext2D对象](reference/arkui-ts/ts-offscreencanvasrenderingcontext2d.md)
       - [Path2D对象](reference/arkui-ts/ts-components-canvas-path2d.md)
-      - [Lottie](reference/arkui-ts/ts-components-canvas-lottie.md)
     - 动画
       - [属性动画](reference/arkui-ts/ts-animatorproperty.md)
       - [显式动画](reference/arkui-ts/ts-explicit-animation.md)
@@ -1219,6 +1218,7 @@
       - [@ohos.animator (动画)](reference/apis/js-apis-animator.md)
       - [@ohos.arkui.componentSnapshot (组件截图)](reference/apis/js-apis-arkui-componentSnapshot.md)
       - [@ohos.arkui.drawableDescriptor (DrawableDescriptor)](reference/apis/js-apis-arkui-drawableDescriptor.md)
+      - [@ohos.arkui.UIContext (UIContext)](reference/apis/js-apis-arkui-UIContext.md)
       - [@ohos.curves (插值计算)](reference/apis/js-apis-curve.md)
       - [@ohos.font (注册自定义字体)](reference/apis/js-apis-font.md)
       - [@ohos.matrix4 (矩阵变换)](reference/apis/js-apis-matrix4.md)