Danish Arora 6f09fbf4ed
feat: use the lowest latency peer for protocols (#1540)
* maintain pings in a hashmap

* convert `KeepAliveManager` into a singleton

* chore: fix an unrelated cyclic dependency error

* update `selectPeerForProtocol` to return peer with the lowest latency

* use the new KeepAliveManager API

* use the new API for `selectPeerForProtocol`

* add tests

* use PeerData to hold the ping instead of a new variable

* improve tests for readability

* move back KeepAliveManager from singleton

* reenable all tests

* minor improvements

* improve error handling

* convert .then() syntax to async/await
2023-09-08 21:36:55 +05:30
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