If a native file clipboard API (Tauri plugin) is unavailable, the paths are
encoded as a newline-separated text/uri-list string and written as text.
This ensures at minimum the paths are accessible on paste in text form.
Future: when Tauri 2's clipboard plugin exposes file-list clipboard, swap
the primary branch here without changing any call sites.
Write file paths to the OS clipboard.
If a native file clipboard API (Tauri plugin) is unavailable, the paths are encoded as a newline-separated
text/uri-liststring and written as text. This ensures at minimum the paths are accessible on paste in text form.Future: when Tauri 2's clipboard plugin exposes file-list clipboard, swap the primary branch here without changing any call sites.