Payload envelope db operations (#8717)

Adds support for payload envelopes in the db. This is the minimum we'll need to store and fetch payloads.


  


Co-Authored-By: Eitan Seri- Levi <eserilev@gmail.com>

beacon_node/beacon_chain/src/beacon_chain.rs

@@ -1296,6 +1296,13 @@ impl<T: BeaconChainTypes> BeaconChain<T> {
         Ok(self.store.get_blinded_block(block_root)?)
     }
 
+    pub fn get_payload_envelope(
+        &self,
+        block_root: &Hash256,
+    ) -> Result<Option<SignedExecutionPayloadEnvelope<T::EthSpec>>, Error> {
+        Ok(self.store.get_payload_envelope(block_root)?)
+    }
+
     /// Return the status of a block as it progresses through the various caches of the beacon
     /// chain. Used by sync to learn the status of a block and prevent repeated downloads /
     /// processing attempts.

beacon_node/beacon_chain/src/migrate.rs

@@ -773,6 +773,7 @@ impl<E: EthSpec, Hot: ItemStore<E>, Cold: ItemStore<E>> BackgroundMigrator<E, Ho
                     StoreOp::DeleteBlock(block_root),
                     StoreOp::DeleteExecutionPayload(block_root),
                     StoreOp::DeleteBlobs(block_root),
+                    StoreOp::DeletePayloadEnvelope(block_root),
                     StoreOp::DeleteSyncCommitteeBranch(block_root),
                 ]
             })