[Consensus] State sync server to advertise blocks

[gokutheengineer]

Description

This PR aims to implement state sync server module.

Issue

Fixes #409

Type of change

Please mark the relevant option(s):

• New feature, functionality or library
• Bug fix
• Code health or cleanup
• Major breaking change
• Documentation
• Other

List of changes

• Add state_sync submodule to Consensus Module
• Implement state sync server to advertise blocks and metadata
• Create new state_snyc_handler.go source file that handles stateSyncMessages sent to the consensus module
• Write state sync server tests, update hotstuff test
• Add ConsensusStateSync interface to the shared module

Testing

• make develop_test
• LocalNet w/ all of the steps outlined in the README

Required Checklist

• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have tested my changes using the available tooling
• I have updated the corresponding CHANGELOG

If Applicable Checklist

• I have updated the corresponding README(s); local and/or global
• I have added tests that prove my fix is effective or that my feature works
• I have added, or updated, mermaid.js diagrams in the corresponding README(s)
• I have added, or updated, documentation and mermaid.js diagrams in shared/docs/* if I updated shared/*README(s)

[Olshansk]

@gokutheengineer I did an EXTREMELY quick review, but it's going in the right direction!

[Olshansk]

@gokutheengineer Great progress on this! Lmk when you need me to take a deeper look

[Olshansk]

Last round and we should be able to get this in tomorrow first thing.

Just some comments around the integration with the logging PR primarily

[Olshansk]

@gokutheengineer I made a few last in-place suggestions, but otherwise LGTM.

We could even show this in an internal protocol hour next week (the in-progress work) if you're up for it?

[gokutheengineer]

@gokutheengineer I made a few last in-place suggestions, but otherwise LGTM.

We could even show this in an internal protocol hour next week (the in-progress work) if you're up for it?

Sure, I think it is a good idea.