Why not use the web worker to start the timer

[liuhr-ncu]

When the timer interval is less than 1 minute, many browsers will lengthen the timer interval to 1 minute when minimizing or switching to another TAB, which will result in frequent disconnections

[MikkelHJuul]

See GitHub.com//pull/578

Unfortunately this repo has not seen a new release for 2 years. This pull was merged just over a year ago