Serialization of SignedOp now works; adding to the CRDT doesn't

crates/bft-json-crdt/Cargo.toml

@@ -22,6 +22,7 @@ rand = "0.8.5"
 random_color = "0.6.1"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0.85"
+serde_with = "3.8.1"
 sha2 = "0.10.6"
 
 [dev-dependencies]

crates/bft-json-crdt/src/json_crdt.rs

@@ -17,6 +17,8 @@ use fastcrypto::{
     traits::{KeyPair, ToFromBytes},
     // Verifier,
 };
+use serde::{Deserialize, Serialize};
+use serde_with::{serde_as, Bytes};
 
 /// Anything that can be nested in a JSON CRDT
 pub trait CrdtNode: CrdtNodeFromValue + Hashable + Clone {
@@ -106,15 +108,18 @@ pub struct BaseCrdt<T: CrdtNode> {
 }
 
 /// An [`Op<Value>`] with a few bits of extra metadata
-#[derive(Clone)]
+#[serde_as]
+#[derive(Clone, Serialize, Deserialize, Debug)]
 pub struct SignedOp {
     // Note that this can be different from the author of the inner op as the inner op could have been created
     // by a different person
     author: AuthorId,
     /// Signed hash using priv key of author. Effectively [`OpID`] Use this as the ID to figure out what has been delivered already
+    #[serde_as(as = "Bytes")]
     pub signed_digest: SignedDigest,
     pub inner: Op<JsonValue>,
     /// List of causal dependencies
+    #[serde_as(as = "Vec<Bytes>")]
     pub depends_on: Vec<SignedDigest>,
 }
 
@@ -244,7 +249,7 @@ impl<T: CrdtNode + DebugView> BaseCrdt<T> {
 }
 
 /// An enum representing a JSON value
-#[derive(Clone, Debug, PartialEq)]
+#[derive(Clone, Debug, PartialEq, Serialize, Deserialize)]
 pub enum JsonValue {
     Null,
     Bool(bool),

crates/bft-json-crdt/src/op.rs

@@ -81,7 +81,7 @@ pub fn parse_field(path: Vec<PathSegment>) -> Option<String> {
 }
 
 /// Represents a single node in a CRDT
-#[derive(Clone, Serialize, Deserialize)]
+#[derive(Clone, Serialize, Deserialize, Debug)]
 pub struct Op<T>
 where
     T: CrdtNode,