feat: 添加 1draw，resolves #3304 (#3310)

lib/router.js

@@ -27,6 +27,9 @@ router.get('/test/:id', require('./routes/test'));
 // RSSHub
 router.get('/rsshub/rss', require('./routes/rsshub/rss'));
 
+// 1draw
+router.get('/1draw/', require('./routes/1draw/index'));
+
 // bilibili
 router.get('/bilibili/user/video/:uid', require('./routes/bilibili/video'));
 router.get('/bilibili/user/article/:uid', require('./routes/bilibili/article'));