Merge branch 'dev' into upgrade-to-electra-tests

Author: mkalinin

README.md

@@ -27,7 +27,7 @@ Features are researched and developed in parallel, and then consolidated into se
 
 | Seq. | Code Name | Fork Epoch | Specs |
 | - | - | - | - |
-| 5 | **Electra** | TBD | <ul><li>Core</li><ul><li>[Beacon Chain changes](specs/electra/beacon-chain.md)</li><li>[Electra fork](specs/electra/fork.md)</li></ul><li>Additions</li><ul><li>[Light client sync protocol changes](specs/electra/light-client/sync-protocol.md) ([fork](specs/electra/light-client/fork.md), [full node](specs/electra/light-client/full-node.md), [networking](specs/electra/light-client/p2p-interface.md))</li><li>[Honest validator guide changes](specs/electra/validator.md)</li><li>[P2P networking](specs/electra/p2p-interface.md)</li></ul></ul> |
+| 5 | **Electra** | TBD | <ul><li>Core</li><ul><li>[Beacon Chain changes](specs/electra/beacon-chain.md)</li><li>[Electra fork](specs/electra/fork.md)</li></ul><li>Additions</li><ul><li>[Light client sync protocol changes](specs/electra/light-client/sync-protocol.md) ([fork](specs/electra/light-client/fork.md), [networking](specs/electra/light-client/p2p-interface.md))</li><li>[Honest validator guide changes](specs/electra/validator.md)</li><li>[P2P networking](specs/electra/p2p-interface.md)</li></ul></ul> |
 
 ### Outdated Specifications
 

specs/electra/light-client/full-node.md

@@ -18,7 +18,6 @@
   - [Modified `current_sync_committee_gindex_at_slot`](#modified-current_sync_committee_gindex_at_slot)
   - [Modified `next_sync_committee_gindex_at_slot`](#modified-next_sync_committee_gindex_at_slot)
   - [Modified `get_lc_execution_root`](#modified-get_lc_execution_root)
-  - [Modified `is_valid_light_client_header`](#modified-is_valid_light_client_header)
 
 <!-- END doctoc generated TOC please keep comment here to allow auto update -->
 <!-- /TOC -->
@@ -152,28 +151,3 @@ def get_lc_execution_root(header: LightClientHeader) -> Root:
 
     return Root()
 ```
-
-### Modified `is_valid_light_client_header`
-
-```python
-def is_valid_light_client_header(header: LightClientHeader) -> bool:
-    epoch = compute_epoch_at_slot(header.beacon.slot)
-
-    if epoch < DENEB_FORK_EPOCH:
-        if header.execution.blob_gas_used != uint64(0) or header.execution.excess_blob_gas != uint64(0):
-            return False
-
-    if epoch < CAPELLA_FORK_EPOCH:
-        return (
-            header.execution == ExecutionPayloadHeader()
-            and header.execution_branch == ExecutionBranch()
-        )
-
-    return is_valid_merkle_branch(
-        leaf=get_lc_execution_root(header),
-        branch=header.execution_branch,
-        depth=floorlog2(EXECUTION_PAYLOAD_GINDEX),
-        index=get_subtree_index(EXECUTION_PAYLOAD_GINDEX),
-        root=header.beacon.body_root,
-    )
-```