Added scrobbling functionality. Changes all around to support scrobbling, such as named trackers and configuration changes.

models/session.js

@@ -3,7 +3,8 @@ class Session {
   #started = null;
   #current = null;
   #lastScrobble = null;
-  #pauseDuration = 0;
+  pauseDuration = 0;
+  playDuration = 0;
 
   constructor(id) {
     this.#id = id;
@@ -33,14 +34,6 @@ class Session {
   set lastScrobbleTimestamp(value) {
     this.#lastScrobble = value;
   }
-
-  get pauseDuration() {
-    return this.#pauseDuration;
-  }
-
-  set pauseDuration(value) {
-    this.#pauseDuration = value;
-  }
 }
 
 module.exports = Session;

models/song.js

@@ -9,8 +9,9 @@ class Song {
   session = null;
   state = null;
   source = null;
+  provider = null;
 
-  constructor(id, name, album, artists, year, duration, progress, session, state, source) {
+  constructor(id, name, album, artists, year, duration, progress, session, state, source, provider) {
     this.id = id;
     this.name = name;
     this.album = album;
@@ -21,6 +22,7 @@ class Song {
     this.session = session;
     this.state = state;
     this.source = source;
+    this.provider = provider;
   }
 }