proto: memory, the arguments of recall and memory and eight message kinds

Implemented-By: OpenCode session (model recorded in docs/implementer-log.md)

crates/proto/src/wire.rs

@@ -1,6 +1,9 @@
 use serde::{Deserialize, Serialize};
 
 use crate::gateway::{ApprovalOutcome, ApprovalPosted, ApprovalReply, ApprovalRequest};
+use crate::memory::{
+    MemoryAdmin, MemoryAdminReply, MemoryBlockReply, MemoryCall, Reindexed, SessionUpdated,
+};
 use crate::{CallId, DataClass, DecisionRecord, SessionId, Timestamp, Usage};
 
 pub const PROTOCOL_VERSION: u32 = 1;
@@ -40,6 +43,14 @@ pub enum Message {
     ApprovalPosted(ApprovalPosted),
     ApprovalReply(ApprovalReply),
     ApprovalOutcome(ApprovalOutcome),
+    MemoryBlock(Empty),
+    MemoryBlockReply(MemoryBlockReply),
+    SessionUpdated(SessionUpdated),
+    MemoryCall(MemoryCall),
+    Reindex(Empty),
+    Reindexed(Reindexed),
+    MemoryAdmin(MemoryAdmin),
+    MemoryAdminReply(MemoryAdminReply),
 }
 
 #[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]