did some more work. Mainly worked on code cleanliness and hotkey support (https://defkey.com/tidal-desktop-shortcuts)

src/scripts/hotkeys.js

@@ -0,0 +1,11 @@
+const hotkeyjs = require("hotkeys-js");
+const hotkeys = {};
+
+hotkeys.add = function(keys, func) {
+  hotkeyjs(keys, function(event, args) {
+    event.preventDefault();
+    func(event, args);
+  });
+};
+
+module.exports = hotkeys;