feat: playroom related logic refactor

src/main/java/xin/merlin/myplayerbackend/entity/Playrooms.java

@@ -2,12 +2,15 @@ package xin.merlin.myplayerbackend.entity;
 
 
 import com.baomidou.mybatisplus.annotation.TableName;
+import lombok.AllArgsConstructor;
 import lombok.Data;
 
 @Data
 @TableName("playrooms")
+@AllArgsConstructor
 public class Playrooms {
     private Integer r_id;
     private Integer id;
     private Integer role;
+
 }