* fix: using relay without bcaster should consume and drop messages
* update relay api usage
* move subscription to broadcaster
* move filter logic under subscription
* Support more than 1 relay subscription for a pubSubTopic
* modify relay Publish API to derive pubSubTopic based on autosharding
* implement relay RPC methods for autosharding
* remove relay msgChannel and relay on pubsub buffersize for subscription
Co-authored-by: richΛrd <info@richardramos.me>
* handle relay subscribe with noConsumer and address issue reported in code review
* chore: reorg relay code
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Co-authored-by: richΛrd <info@richardramos.me>
* chore: add shard choice simulation test
* feat: add new flags for pubsub and contentTopics and deprecate topic flag
* chore: remove store-resume-peer config and comment out functionality until redesign of store is done
* chore: fix code to use contentTopics value
* fix: use default waku topic only if no other topics are provided in the config
