feat(hyprpaper): now hovers over previously selected wallpaper

apps/hyprpaper/default.nix

@@ -22,13 +22,24 @@
     fi
 
     tmp_file=$(mktemp)
-    target_dir="$HOME/Pictures/Wallpapers"
-    if [ ! -d "$target_dir" ]; then
-      target_dir="$HOME"
+    LAST_WALLPAPER_FILE="$HOME/.cache/last_wallpaper_path"
+
+    if [ -f "$LAST_WALLPAPER_FILE" ]; then
+      last_path=$(cat "$LAST_WALLPAPER_FILE")
+      if [ -f "$last_path" ]; then
+        yazi_target="$last_path"
+      fi
+    fi
+
+    if [ -z "$yazi_target" ]; then
+      yazi_target="$HOME/Pictures/Wallpapers"
+      if [ ! -d "$yazi_target" ]; then
+        yazi_target="$HOME"
+      fi
     fi
 
     # Ensure we are in a terminal that supports yazi
-    ${pkgs.yazi}/bin/yazi "$target_dir" --chooser-file="$tmp_file"
+    ${pkgs.yazi}/bin/yazi "$yazi_target" --chooser-file="$tmp_file"
 
     if [ ! -f "$tmp_file" ]; then
       echo "No selection file created."
@@ -46,6 +57,7 @@
     # Persistence logic
     CACHE_FILE="$HOME/.cache/current_wallpaper"
     cp "$WALLPAPER" "$CACHE_FILE"
+    echo "$WALLPAPER" > "$HOME/.cache/last_wallpaper_path"
 
     # Reload hyprpaper
     ${pkgs.hyprland}/bin/hyprctl hyprpaper unload all