add(screenshot): screenshot now saves and copies

apps/screenshot/default.nix

@@ -21,9 +21,11 @@
         grim - | swappy -f -
         ;;
       region-save)
-        # Quick region screenshot (save without editing)
-        grim -g "$(slurp)" ~/Pictures/Screenshots/$(date +'%Y-%m-%d_%H-%M-%S.png')
-        notify-send "Screenshot saved" "Saved to ~/Pictures/Screenshots/"
+        # Quick region screenshot (save without editing and copy to clipboard)
+        filepath=~/Pictures/Screenshots/$(date +'%Y-%m-%d_%H-%M-%S.png')
+        grim -g "$(slurp)" "$filepath"
+        wl-copy < "$filepath"
+        notify-send "Screenshot saved" "Saved and copied to clipboard"
         ;;
       *)
         echo "Usage: screenshot {region|window|screen|all|region-save}"
@@ -33,11 +35,12 @@
   '';
 in {
   home.packages = with pkgs; [
-    grim       # Screenshot utility
-    slurp      # Region selector
-    swappy     # Annotation tool
-    jq         # For window selection
-    screenshot # Our wrapper script
+    grim         # Screenshot utility
+    slurp        # Region selector
+    swappy       # Annotation tool
+    jq           # For window selection
+    wl-clipboard # For copying to clipboard
+    screenshot   # Our wrapper script
   ];
 
   # Create Screenshots directory