style(README):readme添加介绍与功能说明

README.md

@@ -6,24 +6,24 @@ English | [简体中文](Docs/README.zh-CN.md)
     Moder
 </h1>
 
-Moder is a visual editor for HOI4 (Hearts of Iron IV)  that simplifies Mod development.
+Moder is a visual editor for HOI4 (Hearts of Iron IV)  that simplifies Mod development , Based on .NET Core and Avalonia, supports Windows and Linux platforms 
 
 ## Runtime environment requirements
 
 - Windows 10 1809 - Build 1776 as well as Versions above
-
+- Linux Only tested on Ubuntu 20.10
+
 ## Installation
 
 Click this link to download [Moder](https://github.com/textGamex/Moder/releases)  
 After extracting, click on Moder.Core.exe to run the program.
 
-> [!WARNING]
-> Don't run the program with administrator privileges,or you will not be able to select the folder.
-
 ## Features
 
-- State File Editing
-- Character Editor (WIP)
+- Character Editor 
+
+This project is in the early stages of development, please be sure to back up your files to avoid data loss.
+It is recommended to use Git to manage files to minimize damage when errors occur in the program .
 
 ## Screenshot