update readme

Author: JusterZhu

README.md

@@ -1,6 +1,14 @@
 # GeneralUpdate.Tools
 
-GeneralUpdate Twin project, a tool for updating service pack builds.1
+GeneralUpdate Twin project, a tool for updating service pack builds.
+
+
+
+| function                         | Supported or not | note                                                         |
+| -------------------------------- | ---------------- | ------------------------------------------------------------ |
+| Version file template generation | yes              | This file is used for OSS functions and configuration of file templates that update version information. |
+| Upload the update package file   | yes              | Click the build button to upload the update package to the file server by default and insert a version information record. |
+| Build the update package         | yes              |                                                              |