添加用户主动加入房间的接口

protos/room.proto

@@ -1,6 +1,8 @@
 syntax = "proto3";
 package protos;
+
 import "userinfo.proto";
+import "result.proto";
 
 message RoomCreateRequest {
 }
@@ -8,6 +10,15 @@ message RoomCreateRequest {
 message RoomCreateResponse {
 }
 
+message RoomJoinRequest {
+    uint32 RoomID = 1;
+}
+
+message RoomJoinResponse {
+    Result Result = 1;
+    uint32 RoomID = 2;
+}
+
 message RoomJoinPush {
     UserInfo UserInfo = 1;
 }