Jimmy Chen

@mergify queue

@mergify requeue

Thanks @GeemoCandama for your work on this! I'm going to pick this one up and try to push it over the finishing line!

> The network wiring of this PR is correct, but half of the diff is a mock to test the light-client network server. .. Yep agree with the above, also...

Blocked by #4926

I've made some updates to this branch and I think it's in a good state for review. I'd probably wait until we get #4946 merged in first, though. We should...

I've merged in latest `unstable`. I haven't been able to test this in a real network as we still haven't implemented the `LightClientUpdates` req/resp interface. I think we can merge...

@mergify queue

Blocked by #3954 and #4896

Included in #4946