[x] 修复add_award接口类型错误问题

src/main.py

@@ -67,7 +67,7 @@ def add_award():
     award_capacity = b.request.params.get('award_capacity')
     if None in (name, award_capacity):
         b.abort(403)
-    return lottery.add_awards({'award_name': name, 'award_capacity': award_capacity})
+    return lottery.add_awards([{'award_name': name, 'award_capacity': award_capacity}])
 
 
 @app.route('/reset')