输入翻译在 contenteditable 里写回：先派发可取消的 beforeinput 让受控编辑器按自己的模型插入，没人接管再走原生插入；圆点跟着编辑宿主的 DOM 变动出现（#656） - #698

Node.js 20 is deprecated. The following actions target Node.js 20 but are being forced to run on Node.js 24: actions/checkout@v4, actions/setup-node@v4, actions/upload-artifact@v4, pnpm/action-setup@v2. For more information see: https://github.blog/changelog/2025-09-19-deprecation-of-node-20-on-github-actions-runners/