🐛 Fixes of accounts mentioned messages unable to send

DysonNetwork.Shared/Proto/account.proto

@@ -218,6 +218,7 @@ service AccountService {
   // Account Operations
   rpc GetAccount(GetAccountRequest) returns (Account) {}
   rpc GetAccountBatch(GetAccountBatchRequest) returns (GetAccountBatchResponse) {}
+  rpc LookupAccountBatch(LookupAccountBatchRequest) returns (GetAccountBatchResponse) {}
   rpc ListAccounts(ListAccountsRequest) returns (ListAccountsResponse) {}
 
   // Profile Operations
@@ -292,6 +293,10 @@ message GetAccountBatchRequest {
   repeated string id = 1;  // Account ID to retrieve
 }
 
+message LookupAccountBatchRequest {
+  repeated string names = 1;
+}
+
 message GetAccountBatchResponse {
   repeated Account accounts = 1;  // List of accounts
 }