improve setup.sh

Author: binarynoise

setup.sh

@@ -1,15 +1,15 @@
 #!/bin/sh
+set -ex
+
 # When the addon is installed or updated, there is one last thing to do.
 # To use the extension, run the following commands in your terminal:
 
-set -e
-
 if [ -f mpv-scheme-handler.desktop ]; then
-    cp mpv-scheme-handler.desktop ~/.local/share/applications/mpv-scheme-handler.desktop
+    cp -f mpv-scheme-handler.desktop ~/.local/share/applications/mpv-scheme-handler.desktop
 else
     curl -sSf "https://raw.githubusercontent.com/binarynoise/open-in-mpv/main/mpv-scheme-handler.desktop" >~/.local/share/applications/mpv-scheme-handler.desktop
 fi
 
 xdg-mime default mpv-scheme-handler.desktop x-scheme-handler/mpv
 
-set +e
+set +ex