feat: initialize Kurdistan SDK - independent fork of Polkadot SDK

substrate/client/authority-discovery/src/worker/schema/dht-v3.proto

@@ -0,0 +1,31 @@
+syntax = "proto3";
+
+package authority_discovery_v3;
+
+// First we need to serialize the addresses in order to be able to sign them.
+message AuthorityRecord {
+	// Possibly multiple `MultiAddress`es through which the node can be reached.
+	repeated bytes addresses = 1;
+	// Information about the creation time of the record
+	TimestampInfo creation_time = 2;
+}
+
+message PeerSignature {
+	bytes signature = 1;
+	bytes public_key = 2;
+}
+
+// Information regarding the creation data of the record
+message TimestampInfo {
+	// Time since UNIX_EPOCH in nanoseconds, scale encoded
+	bytes timestamp = 1;
+}
+
+// Then we need to serialize the authority record and signature to send them over the wire.
+message SignedAuthorityRecord {
+	bytes record = 1;
+	bytes auth_signature = 2;
+	// Even if there are multiple `record.addresses`, all of them have the same peer id.
+	// Old versions are missing this field. It is optional in order to provide compatibility both ways.
+	PeerSignature peer_signature = 3;
+}