basic components and schema added

backend/schemas/game-room.js

@@ -0,0 +1,13 @@
+var mongoose = require('mongoose');
+
+var Schema = mongoose.Schema;
+
+var GameRoomSchema = new Schema({
+    id: Number,
+    createDate: Date,
+    started: Boolean,
+    players: Array,
+    positions: Map
+});
+
+var GameRoomModel = mongoose.model('GameRoomModel', GameRoomSchema );