图标设置

http://huafangyun.com/technology/detail/1313801512794718213

<!-- App Icon -->
        <MauiIcon Include="Resources\AppIcon\appiconfg.svg">
            <Color>#512BD4</Color>
            <ForegroundFile>Resources\AppIcon\appiconfg.svg</ForegroundFile>
            <ForegroundScale Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'" >0.5</ForegroundScale>
        </MauiIcon>
        <!-- App icon for android -->
        <MauiIcon Condition="$([MSBuild]::GetTargetPlatformIdentifier('$(TargetFramework)')) == 'android'" Include="Resources\AppIcon\appicon.svg" ForegroundFile="Resources\AppIcon\appiconfg.svg" ForegroundScale="0.5" Color="#512BD4" ></MauiIcon>
        <!-- App Icon -->
        <MauiIcon Include="Resources\AppIcon\appicon.svg" ForegroundFile="Resources\AppIcon\appiconfg.svg" Color="#512BD4" ></MauiIcon>