perf(bukkit): 优化性能

hamster-core-bukkit/src/main/java/cn/hamster3/mc/plugin/core/bukkit/command/ParentCommand.java

@@ -82,7 +82,6 @@ public abstract class ParentCommand extends ChildCommand {
 
     public void addChildCommand(@NotNull ChildCommand command) {
         childCommands.add(command);
-        getPlugin().getLogger().info("已为 " + getUsage() + " 添加子命令: " + command.getName() + " .");
     }
 
     @NotNull

hamster-core-bukkit/src/main/java/cn/hamster3/mc/plugin/core/bukkit/page/PageConfig.java

@@ -155,7 +155,7 @@ public class PageConfig implements InventoryHolder {
                 return group;
             }
         }
-        return buttonGroups.get(0);
+        throw new IllegalArgumentException("未找到名称为 " + groupName + " 的按钮编组！");
     }
 
     @NotNull