feat(graphql): preapere datloader for account type

Author: Adrian Nagy

Cargo.lock

@@ -78,3 +78,10 @@ impl fmt::Display for AccountPublicKey {
         write!(f, "{p2p_key}")
     }
 }
+
+// for a simple hashmap or btree map use the hash of the string representation
+impl std::hash::Hash for AccountPublicKey {
+    fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
+        self.to_string().hash(state);
+    }
+}

node/account/src/public_key.rs

@@ -35,6 +35,7 @@ sha3 = "0.10.8"
 strum = "0.26.2"
 strum_macros = "0.26.4"
 hex = { version = "0.4.3" }
+dataloader = "0.18"
 
 openmina-core = { path = "../../core" }
 openmina-node-common = { path = "../common" }