Save account to database

Signed-off-by: Jaida Wu <mlgmxyysd@meowcat.org>

src/main/java/emu/grasscutter/command/CommandMap.java

@@ -129,7 +129,7 @@ public final class CommandMap {
         if (player != null) {
             String permissionNode = this.annotations.get(label).permission();
             Account account = player.getAccount();
-            if (!Objects.equals(permissionNode, "") && !account.hasPermission(permissionNode)) {
+            if (!permissionNode.equals("") && !account.hasPermission(permissionNode)) {
                 CommandHandler.sendMessage(player, "You do not have permission to run this command.");
                 return;
             }

src/main/java/emu/grasscutter/command/commands/Account.java

@@ -48,6 +48,7 @@ public class Account implements CommandHandler {
                 } else {
                     CommandHandler.sendMessage(null, "Account created with UID " + account.getPlayerId() + ".");
                     account.addPermission("*"); // Grant the player superuser permissions.
+                    account.save(); // Save account to database.
                 }
                 return;
             case "delete":