重构框架，增加比赛功能

hydro/model/token.js

@@ -66,7 +66,7 @@ module.exports = {
         return !!result.deletedCount;
     },
     async getMostRecentSessionByUid(uid) {
-        return await coll.findOne({ data: { uid }, token_type: this.TYPE_SESSION }, { sort: { updateAt: -1 } });
+        return await coll.findOne({ uid, token_type: this.TYPE_SESSION }, { sort: { updateAt: -1 } });
     },
     init: () => Promise.all([
         coll.createIndex([{ uid: 1 }, { tokenType: 1 }, { updateAt: -1 }], { sparse: true }),