* Add metrics and revamp logic

Declare prometheus metrics in gossipsub

Add missing metric labels

Fix metrics types

Add onReportValidation

* Compile tests

* Fix tests

* Customize await policy

* Run prettier on files

* Relax heartbeat test condition

* Re-add util package for browser testing

* Remove unused dependencies

* Add getMeshPeers

* Fix rpc metric name

* Improve metrics

* More gossip promise metrics

* Fix metrics typo

* Clarify metrics names

* Track metric of score deltas

* Fix score metrics

* Add buckets for gossipsub_score_cache_delta

* Review PeerScore logic

* Dump peer stats

* Fix PeerStats constructor

* Enable strict typescript checks

* Fix compute-score logic

* f

* Fix peer stats types

* Reenable go-gossipsub tests (#201)

* Add checkReceivedSubscriptions

* Add checkReceivedSubscriptions to 'test gossipsub multihops'

* Add checkReceivedSubscriptions to 'test gossipsub tree topology'

* test gossipsub star topology with signed peer records

* Fix 'test gossipsub direct peers'

* Fix 'test gossipsub flood publish'

* Fix 'test gossipsub star topology with signed peer records'

* 'direct peers' test: wait for subscriptions event again

* 'direct peer': await for 2 peer:connect events

* 'direct peers': add missing Promise.all

* Expect topic peers to contain peer id

* Fix test types

* Set as connected in addPeer()

* Prune publishedMessageIds

* Fix markFirstMessageDelivery typo

* Same logic in scoreMetrics

* More metrics for p3 and p7 (#213)

* Add behaviourPenalty metrics

* Add duplicateMsgDelivery metric

* Observe topic and peer in duplicateMsgDelivery topic

* Remove peerId from duplicateMsgDelivery metric

* Use min meshMessageDeliveriesWindow

* Use topic label for duplicateMsgDelivery metric

* Record duplicateMsgDelivery in all cases

* Forward messages to floodsub peers (#214)

* Forward messages to floodsub peers

* Add comments

Co-authored-by: Lion - dapplion <35266934+dapplion@users.noreply.github.com>

* Add missing msgId in validateReceivedMessage (#215)

* Fix 'test gossipsub opportunistic grafting'

* Fix tests in browser

* Fix tests suspended issue in browsers

* Fix 'test gossipsub fanout expiry' go-gossipsub test

* GossipsubIWantFollowupTime as a param (#216)

* Increase resolution of delay metrics (#217)

* Fix minMeshMessageDeliveriesWindow (#218)

* Fix minMeshMessageDeliveriesWindow

* Fix gossipsubIWantFollowupTime for metric

* Fix tracer prune()

* Change to maxMeshMessageDeliveriesWindow

* Use maxMeshMessageDeliveriesWindowSec for metric

* Rename gossipsubIWantFollowupMs option, revert/correct tracer.prune() logic

* Reset behaviourPenalty histogram to track current count

* publish(): return number of sent peers

* Add getScore()

* makePrune: update PeerStat so that we don't apply p3 penalty

* Remove redundant this.score.prune() in heartbeat

* Track iasked cache size per heartbeat and remove TODOs

* validateReceivedMessage: check duplicate message first (#223)

Co-authored-by: tuyennhv <vutuyen2636@gmail.com>