feat: add preference to customize global trackers (#1836)

* Add preference to customize global trackers. Requires restart to apply

* Use IPC to pass global trackers list, torrent pause and resume will now update trackers

* Make the default tracker list an array from array of arrays

* Use globalThis instead of just global

Co-authored-by: Diego Rodríguez Baquero <github@diegorbaquero.com>

src/renderer/main.js

@@ -124,6 +124,9 @@ function onState (err, _state) {
     }
   })
 
+  // Give global trackers
+  setGlobalTrackers()
+
   // Restart everything we were torrenting last time the app ran
   resumeTorrents()
 
@@ -314,6 +317,7 @@ const dispatchHandlers = {
   preferences: () => controllers.prefs().show(),
   updatePreferences: (key, value) => controllers.prefs().update(key, value),
   checkDownloadPath,
+  updateGlobalTrackers: (trackers) => setGlobalTrackers(trackers),
   startFolderWatcher: () => controllers.folderWatcher().start(),
   stopFolderWatcher: () => controllers.folderWatcher().stop(),
 
@@ -416,6 +420,10 @@ function escapeBack () {
   }
 }
 
+function setGlobalTrackers () {
+  controllers.torrentList().setGlobalTrackers(state.getGlobalTrackers())
+}
+
 // Starts all torrents that aren't paused on program startup
 function resumeTorrents () {
   state.saved.torrents