* core/beacon: eth/catalyst: updated engine api to new version
* core: implement exchangeTransitionConfig
* core/beacon: prevRandao instead of Random
* eth/catalyst: Fix ExchangeTransitionConfig, add test
* eth/catalyst: stop external miners on TTD reached
* node: implement --authrpc.vhosts flag
* core: allow for config override on non-mainnet networks
* eth/catalyst: fix peters comments
* eth/catalyst: make stop remote sealer more explicit
* eth/catalyst: add log output
* cmd/utils: rename authrpc.host to authrpc.addr
* eth/catalyst: disable the disabling of the miner
* eth: core: remove notion of terminal pow block
* eth: les: more of peters nitpicks
* eth/downloader: implement beacon sync
* eth/downloader: fix a crash if the beacon chain is reduced in length
* eth/downloader: fix beacon sync start/stop thrashing data race
* eth/downloader: use a non-nil pivot even in degenerate sync requests
* eth/downloader: don't touch internal state on beacon Head retrieval
* eth/downloader: fix spelling mistakes
* eth/downloader: fix some typos
* eth: integrate legacy/beacon sync switchover and UX
* eth: handle UX wise being stuck on post-merge TTD
* core, eth: integrate the beacon client with the beacon sync
* eth/catalyst: make some warning messages nicer
* eth/downloader: remove Ethereum 1&2 notions in favor of merge
* core/beacon, eth: clean up engine API returns a bit
* eth/downloader: add skeleton extension tests
* eth/catalyst: keep non-kiln spec, handle mining on ttd
* eth/downloader: add beacon header retrieval tests
* eth: fixed spelling, commented failing tests out
* eth/downloader: review fixes
* eth/downloader: drop peers failing to deliver beacon headers
* core/rawdb: track beacon sync data in db inspect
* eth: fix review concerns
* internal/web3ext: nit
Co-authored-by: Marius van der Wijden <m.vanderwijden@live.de>
* rpc, node: refactor request validation and add jwt validation
* node, rpc: fix error message, ignore engine api in RegisterAPIs
* node: make authenticated port configurable
* eth/catalyst: enable unauthenticated version of engine api
* node: rework obtainjwtsecret (backport later)
* cmd/geth: added auth port flag
* node: happy lint, happy life
* node: refactor authenticated api
Modifies the authentication mechanism to use default values
* node: trim spaces and newline away from secret
Co-authored-by: Marius van der Wijden <m.vanderwijden@live.de>