update doc

Signed-off-by: Nshawn_he <shawn.he@huawei.com>

en/application-dev/application-dev-guide-for-gitee.md

@@ -31,6 +31,7 @@ Then, equip yourself for developing the key features, with the following guideli
 - [WebGL](webgl/Readme-EN.md)
 - [Media](media/Readme-EN.md)
 - [Security](security/Readme-EN.md)
+- [AI](ai/Readme-EN.md)
 - [Connectivity](connectivity/Readme-EN.md)
 - [Telephony Service](telephony/Readme-EN.md)
 - [Data Management](database/Readme-EN.md)

en/application-dev/application-dev-guide.md

@@ -31,6 +31,7 @@ Then, equip yourself for developing the key features, with the following guideli
 - [WebGL](webgl/webgl-overview.md)
 - [Media](media/media-application-overview.md)
 - [Security](security/userauth-overview.md)
+- [AI](ai/mindspore-lite-js-guidelines.md)
 - [Connectivity](connectivity/ipc-rpc-overview.md)
 - [Telephony Service](telephony/telephony-overview.md)
 - [Data Management](database/data-mgmt-overview.md)

en/application-dev/reference/errorcodes/errorcode-net-http.md

@@ -182,11 +182,11 @@ This error code is reported if an error occurs while writing received data to th
 
 **Cause**
 
-The application does not have the data write permission.
+The application does not have the permission to write files or the file to be downloaded exceeds 5 MB.
 
 **Solution**
 
-Check the permissions granted to the application.
+Check the application permission and the size of the file to be downloaded.
 
 ## 2300025 Failed to Upload Data
 

en/application-dev/website.md

@@ -492,6 +492,8 @@
       - [hapsigner Overview](security/hapsigntool-overview.md)
       - [hapsigner Guide](security/hapsigntool-guidelines.md)
       - [HarmonyAppProvision Configuration File](security/app-provision-structure.md)
+  - AI
+      - [Using MindSpore Lite for Model Inference (JS)](ai/mindspore-lite-js-guidelines.md)
   - Connectivity
     - Network Management
       - [Network Management Overview](connectivity/net-mgmt-overview.md)