Add attempt at using pistol with lf

Unfortunately, this doesn't work, so it's much simpler to stick with
ranger for now.

home.nix

@@ -17,6 +17,13 @@
         "browser.tabs.insertAfterCurrent" = true;
       };
     };
+    xdg.configFile."lf/kitty_clean.sh" = {
+      executable = true;
+      text = ''
+        #!/usr/bin/env bash
+        kitty +kitten icat --clear --stdin no --silent --transfer-mode file < /dev/null > /dev/tty
+      '';
+    };
     xdg.configFile."hypr/hyprland.conf".text = ''
       env=XCURSOR_SIZE,24
       env=BROWSER,librewolf
@@ -798,6 +805,25 @@
     };
     programs.lf = {
       enable = true;
+      previewer.source = pkgs.writeShellScript "kitty_preview.sh" ''
+        #!/usr/bin/env bash
+        file=$1
+        w=$2
+        h=$3
+        x=$4
+        y=$5
+        if [[ "$( file -Lb --mime-type "$file")" =~ ^image ]]; then
+            kitty +kitten icat --silent --stdin no --transfer-mode file --place "''${w}x''${h}@''${x}x''${y}" "$file" < /dev/null > /dev/tty
+            exit 1
+        fi
+        pistol "$file"
+      '';
+      extraConfig = ''
+        set cleaner ~/.config/lf/kitty_clean.sh
+      '';
+    };
+    programs.pistol = {
+      enable = true;
     };
 
     programs.rofi = {