Links the network store getTree to the local store.

codex/stores/networkstore.nim

@@ -114,6 +114,9 @@ method hasBlock*(self: NetworkStore, cid: Cid): Future[?!bool] {.async.} =
   trace "Checking network store for block existence", cid
   return await self.localStore.hasBlock(cid)
 
+method getTree*(self: NetworkStore, treeCid: Cid): Future[?!MerkleTree] =
+  self.localStore.getTree(treeCid)
+
 method close*(self: NetworkStore): Future[void] {.async.} =
   ## Close the underlying local blockstore
   ##
@@ -126,8 +129,8 @@ proc new*(
   engine: BlockExcEngine,
   localStore: BlockStore
 ): NetworkStore =
-  ## Create new instance of a NetworkStore 
-  ## 
+  ## Create new instance of a NetworkStore
+  ##
   NetworkStore(
       localStore: localStore,
       engine: engine)