add system settings

common/src/main/java/cn.wildfirechat.pojos/SystemSettingPojo.java

@@ -0,0 +1,7 @@
+package cn.wildfirechat.pojos;
+
+public class SystemSettingPojo {
+    public int id;
+    public String value;
+    public String desc;
+}

common/src/main/java/cn/wildfirechat/common/APIPath.java

@@ -35,6 +35,9 @@ public interface APIPath {
     String Group_Member_Add = "/admin/group/member/add";
     String Group_Member_Kickoff = "/admin/group/member/del";
 
+    String Get_System_Setting = "/admin/system/get_setting";
+    String Put_System_Setting = "/admin/system/put_setting";
+
 
     String Channel_Message_Send = "/channel/message/send";
 

common/src/main/java/cn/wildfirechat/proto/ProtoConstants.java

@@ -128,6 +128,9 @@ public class ProtoConstants {
     }
 
 
+    public interface SystemSettingType {
+        int Group_Max_Member_Count = 1;
+    }