feat: update IDE icon design and installation

[Kakueeen]

Updated the IDE application icon with a new blue-themed design and
improved installation according to freedesktop.org standards. The
changes include:

1. Completely redesigned the SVG icons with new blue color gradients and
   modern visual style
2. Updated icon installation paths to follow freedesktop.org standards
   (scalable and 32x32 sizes)
3. Modified CMakeLists.txt to install icons to proper system directories
4. Updated debian installation script to include new icon paths
5. Improved icon metadata with updated titles and filter parameters

Log: Updated application icon with new blue theme and proper system
installation

Influence:

1. Verify application icon appears correctly in system launcher
2. Check icon scaling at different sizes (especially 32x32 and scalable
   versions)
3. Test icon visibility in various desktop environments
4. Confirm icon installation paths are correct in /usr/share/icons/
   hicolor/
5. Verify both SVG files are properly installed and accessible

feat: 更新IDE图标设计和安装方式

更新了IDE应用程序图标，采用新的蓝色主题设计，并根据freedesktop.org标准改
进了安装方式。具体变更包括：

1. 完全重新设计了SVG图标，采用新的蓝色渐变和现代化视觉风格
2. 更新图标安装路径以遵循freedesktop.org标准（可缩放和32x32尺寸）
3. 修改CMakeLists.txt以将图标安装到正确的系统目录
4. 更新debian安装脚本以包含新的图标路径
5. 改进了图标元数据，更新了标题和滤镜参数

Log: 更新应用程序图标为新的蓝色主题并改进系统安装

Influence:

1. 验证应用程序图标在系统启动器中正确显示
2. 检查不同尺寸下的图标缩放效果（特别是32x32和可缩放版本）
3. 测试在各种桌面环境中的图标可见性
4. 确认图标安装路径在/usr/share/icons/hicolor/中正确
5. 验证两个SVG文件都正确安装并可访问