feat: integrate platform room entry, UI migration and erqiwang documentation

server/games/erqiwang/class.import.js

@@ -0,0 +1,37 @@
+///////////////////////////////////////////////////
+/////// cls_youle_platform_import: 输入接口 ///////
+///////////////////////////////////////////////////
+var cls_youle_erqiwang_import = cls_youle_erqiwang_import || {
+
+	new: function() {
+
+		var imp = {};
+
+		//检查玩家
+		imp.check_player = function(agentid, gameid, roomcode, seat, playerid, conmode, fromid){
+			return youle_erqiwang.app.youle_room.export.check_player(agentid, gameid, roomcode, seat, playerid, conmode, fromid);
+		}
+
+		//第一局结算扣除房卡
+		imp.deduct_roomcard = function(o_room){
+			return youle_erqiwang.app.youle_room.export.deduct_roomcard(o_room);
+		}
+
+		//保存战绩
+		imp.save_grade = function(o_room, o_gameinfo1, o_gameinfo2, freeroomflag){
+			youle_erqiwang.app.youle_room.export.save_grade(o_room, o_gameinfo1, o_gameinfo2, freeroomflag);
+		}
+
+		return imp;
+	}
+}
+
+// 输入接口（友乐/浏览器：youle_erqiwang 由 mod.js 先建；Node 单测无此全局时跳过）
+if (typeof youle_erqiwang !== "undefined"){
+	youle_erqiwang.import = cls_youle_erqiwang_import.new();
+}
+
+//Node 导出；友乐/浏览器无 module 时跳过（dev-guide 01 §1）。youle_erqiwang.app 为平台全局
+if (typeof module !== "undefined"){
+	module.exports = cls_youle_erqiwang_import;
+}