docs: 添加 Linux 未测试警告，欢迎试用反馈

Author: pzehrel

README.md

@@ -85,6 +85,8 @@ brew untap macos-fuse-t/cask
 | Debian/Ubuntu | `sudo apt install sshfs` |
 | Arch | `sudo pacman -S sshfs` |
 
+> ⚠️ **Note**: seamless.nvim has only been tested on macOS so far. Linux support has not been thoroughly verified. Linux users are welcome to try it out and [report issues](https://github.com/pzehrel/seamless.nvim/issues)!
+
 ### Plugin
 
 Using [lazy.nvim](https://github.com/folke/lazy.nvim):

README.zh-CN.md

@@ -80,6 +80,8 @@ brew untap macos-fuse-t/cask
 | Debian/Ubuntu | `sudo apt install sshfs` |
 | Arch | `sudo pacman -S sshfs` |
 
+> ⚠️ **注意**：seamless.nvim 目前仅在 macOS 上测试过，尚未在 Linux 上进行充分验证。欢迎 Linux 用户试用并[反馈问题](https://github.com/pzehrel/seamless.nvim/issues)！
+
 ### 插件安装
 
 使用 [lazy.nvim](https://github.com/folke/lazy.nvim)：