refactor: make the whole thing more generic

modules/home-manager/desktops/hyprland/ags/js/settings/wallpaper.js

@@ -0,0 +1,19 @@
+import options from "../options.js";
+import { exec, execAsync } from "resource:///com/github/Aylur/ags/utils.js";
+import { dependencies } from "../utils.js";
+
+export function initWallpaper() {
+  if (dependencies(["swww"])) {
+    exec("swww init");
+
+    options.desktop.wallpaper.img.connect("changed", wallpaper);
+  }
+}
+
+export function wallpaper() {
+  if (!dependencies(["swww"])) return;
+
+  execAsync(["swww", "img", options.desktop.wallpaper.img.value]).catch((err) =>
+    console.error(err),
+  );
+}