feat(system): 更新权限标识符并优化菜单类型枚举

src/main/java/com/youlai/boot/system/model/entity/Menu.java

@@ -34,9 +34,9 @@ public class Menu {
     private String name;
 
     /**
-     * 菜单类型(1-菜单；2-目录；3-外链；4-按钮权限)
+     * 菜单类型(C-目录 M-菜单 B-按钮)
      */
-    private Integer type;
+    private String type;
 
     /**
      * 路由名称（Vue Router 中定义的路由名称）

src/main/java/com/youlai/boot/system/model/form/MenuForm.java

@@ -26,8 +26,8 @@ public class MenuForm {
     @Schema(description = "菜单名称")
     private String name;
 
-    @Schema(description = "菜单类型（1-菜单 2-目录 3-外链 4-按钮）")
-    private Integer type;
+    @Schema(description = "菜单类型（C-目录 M-菜单 B-按钮）")
+    private String type;
 
     @Schema(description = "路由名称")
     private String routeName;

src/main/java/com/youlai/boot/system/model/vo/MenuVO.java

@@ -19,8 +19,8 @@ public class MenuVO {
     @Schema(description = "菜单名称")
     private String name;
 
-    @Schema(description="菜单类型")
-    private Integer type;
+    @Schema(description="菜单类型（C-目录 M-菜单 B-按钮）")
+    private String type;
 
     @Schema(description = "路由名称")
     private String routeName;