fix: prevent electron from pausing timer executions

Our pings could be paused when our app is backgrounded.

js/src/main.ts

@@ -36,6 +36,7 @@ const createWindow = () => {
     frame: false,
     webPreferences: {
       preload: path.join(__dirname, 'preload.js'),
+      backgroundThrottling: false,
     },
   });