move from swappy to satty

scripts/screenshot/screenshot_monitor.sh

@@ -21,19 +21,12 @@ if command -v notify-send >/dev/null 2>&1; then
     notify-send -a Screenshot -i camera-photo "Screenshot saved" "$file"
 fi
 
-# Open the editor if swappy is available (blocks until it is closed).
-# swappy never overwrites the opened file on Ctrl+s (it saves a new
-# timestamped copy to save_dir), so pass it a temporary config pointing
-# save_dir/save_filename_format at our exact file: Ctrl+s then saves and
-# exits (early_exit). -o writes the final surface when quitting with Esc/q.
-# Note: closing with Ctrl+w or the X button quits without saving (swappy).
-if command -v swappy >/dev/null 2>&1; then
-    cfg=$(mktemp -d)
-    mkdir -p "$cfg/swappy"
-    printf '[Default]\nsave_dir=%s\nsave_filename_format=%s\nearly_exit=true\n' \
-        "$dir" "$file" > "$cfg/swappy/config"
-    XDG_CONFIG_HOME="$cfg" swappy -f "$dir/$file" -o "$dir/$file"
-    rm -rf "$cfg"
+# Open the editor if satty is available (blocks until it is closed).
+# satty writes the annotated image to --output-filename on Ctrl+s (and on
+# Esc/Enter here) and exits immediately.
+if command -v satty >/dev/null 2>&1; then
+    satty --filename "$dir/$file" --output-filename "$dir/$file" \
+        --copy-command wl-copy --actions-on-escape save-to-file --early-exit
     wl-copy -t image/png < "$dir/$file"
 fi