Update Readme.md

Update Readme.md

Update skills section in Readme.md

Revise skills recommendation section in Readme

Update Readme.md

Update Readme.md

Revise diagram generation skills section in Readme

Update Readme.md

Update Readme.md

增加 xml-generator skill 同时增强相关绘图规范

更新svg-generator skill 的两张示例图

去除 svg-skill 中关于draw.io 兼容的内容

Delete excalidraw.log

Delete .vscode directory

Delete output-deepseek directory