adds a two indexes to the validators cache
creates beaconhttp package with many utilities for beacon http endpoint
(future support for ssz is baked in)
started on some validator endpoints
Added two new flags beacon.api.port and beacon.api.addr
Now we can listen for beacon api and get beacon genesis
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Co-authored-by: Giulio <giulio.rebuffo@gmail.com>
we update observability in the p2p layer for handlers, and also properly
encode error codes, close streams.
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Co-authored-by: Alex Sharov <AskAlexSharov@gmail.com>
Co-authored-by: Giulio <giulio.rebuffo@gmail.com>
