feat: replace mp3 sounds with cuelume; deprecate volume setting

frontend/src/js/htmx.js

@@ -14,11 +14,6 @@ Alpine.plugin(mask);
 Alpine.plugin(collapse);
 Alpine.start();
 
-const successAudio = new Audio("/static/sounds/success.mp3");
-const popAudio = new Audio("/static/sounds/pop.mp3");
-window.paidSound = successAudio;
-window.unpaidSound = popAudio;
-
 /**
  * Parse a localized number to a float.
  * @param {string} stringNumber - the localized number

frontend/src/js/sounds.js

@@ -0,0 +1,4 @@
+import { play } from "cuelume";
+
+
+window.playSound = play;

frontend/src/main.js

@@ -3,6 +3,7 @@ import 'vite/modulepreload-polyfill';
 import './js/bootstrap.js';
 import './js/datepicker.js';
 import './js/htmx.js';
+import './js/sounds.js';
 import './js/select.js';
 import './js/charts.js';
 import './js/autosize.js';