Issue Description
选中代码时很卡，尤其是开启硬件加速后更卡，而且开启加速后选中的代码文字会出现异常锐化
开启加速后还会影响模型响应速度，会变慢 
这不对吧
Steps to Reproduce
选中多行代码
Expected Behavior
Actual Behavior
Screenshots / Screen Recordings
Operating System
PRETTY_NAME=“Ubuntu 26.04 LTS”
NAME=“Ubuntu”
VERSION_ID=“26.04”
VERSION=“26.04 LTS (Resolute Raccoon)”
VERSION_CODENAME=resolute
ID=ubuntu
ID_LIKE=debian
HOME_URL=“https://www.ubuntu.com/”
SUPPORT_URL=“https://help.ubuntu.com/”
BUG_REPORT_URL=“Bugs : Ubuntu”
PRIVACY_POLICY_URL=“Data privacy | Ubuntu and Canonical Legal | Canonical”
UBUNTU_CODENAME=resolute
LOGO=ubuntu-logo
Current Qoder Version (Menu → About Qoder → Copy)
版本: 1.24.2
VSCode 版本: 1.106.3
提交: e7b4b2e329eb9997104a636dbcab39fcc8a176a2
日期: 2026-08-13T12:49:45.513Z
Electron: 42.2.0
Chromium: 148.0.7778.97
Node.js: 24.15.0
V8: 14.8.178.14-electron.0
OS: Linux x64 7.0.0-30-generic