add the replace kind of remake

POST /admin/remakes accepts specs with replace kind, e.g.:

  { "kind": "replace",
    "baseHeads": ["..."],
    "spec": {
      "document": { "accounts": { ... } },
      "rules": [
        { "from": "users",       "to": "accounts" },
        { "from": "users/admin", "drop": true },
        { "from": "",            "to": "" }
      ] } }

1 files changed, 1 insertions, 1 deletions

diff --git a/src/remake/snapshot.rs b/src/remake/snapshot.rs
index ac2b3ec..388a4d2 100644
--- a/src/remake/snapshot.rs
+++ b/src/remake/snapshot.rs
@@ -336,7 +336,7 @@ fn snapshot_actor(remake_id: &str, generation: u64) -> ActorId {
 
 /// Rebuilds every object with sorted keys, so the result is the same whichever key
 /// order serde_json happens to use (it keeps insertion order with `preserve_order`).
-fn canonical(value: JsonValue) -> JsonValue {
+pub(super) fn canonical(value: JsonValue) -> JsonValue {
     match value {
         JsonValue::Object(map) => {
             let sorted: BTreeMap<String, JsonValue> = map