init: add workspace files

world/map/yz/yamen.js

@@ -0,0 +1,4 @@
+this.inherits(ROOM);
+this.name = "衙门大门";
+this.desc = "这里是衙门大门，两扇朱木大门紧紧关闭着。“肃静”“回避”的牌子分放两头石狮子的旁边。前面有一个大鼓，显然是供小民鸣冤用的。几名衙役在门前巡逻。";
+this.exits = { "south": "yz/xidajie1", "north": "yz/ymzhengting" };