make clearn-medalla will preserve your validator files

Makefile

@@ -250,7 +250,9 @@ medalla-deposit: | beacon_node deposit_contract
 		--ask-for-key
 
 clean-medalla:
-	rm -rf build/data/shared_medalla*
+	rm -rf build/data/shared_medalla*/db
+	rm -rf build/data/shared_medalla*/dump
+	rm -rf build/data/shared_medalla*/*.log
 
 altona: | beacon_node
 	build/beacon_node \

beacon_chain/ssz/bytes_reader.nim

@@ -197,7 +197,7 @@ func readSszValue*[T](input: openarray[byte], val: var T) {.raisesssz.} =
       readSszValue(input.toOpenArray(offset, input.len - 1), val[resultLen - 1])
 
   # TODO: Should be possible to remove BitArray from here
-  elif val is UintN|bool|enum:
+  elif val is UintN|bool:
     trs "READING BASIC TYPE ", typetraits.name(T), "  input=", input.len
     val = fromSszBytes(T, input)
     trs "RESULT WAS ", repr(val)

beacon_chain/sync_protocol.nim

@@ -161,6 +161,8 @@ p2pProtocol BeaconSync(version = 1,
 
   proc beaconBlocksByRoot(
       peer: Peer,
+      # Please note that the SSZ list here ensures that the
+      # spec constant MAX_REQUEST_BLOCKS is enforced:
       blockRoots: BlockRootsList,
       response: MultipleChunksResponse[SignedBeaconBlock])
       {.async, libp2pProtocol("beacon_blocks_by_root", 1).} =