init: add workspace files

world/map/xiangyang/southjie2.js

@@ -0,0 +1,9 @@
+this.inherits(ROOM);
+this.name = "南大街";
+this.desc = "这是一条宽阔的青石板街道，向南北两头延伸。";
+this.exits = { 
+    // east: "xiangyang/eastjie2", 
+    // west: "xiangyang/guangchang", 
+    south: "xiangyang/southjie3", 
+    north: "xiangyang/southjie1"
+};