add dj-paygift api

router/dj_paygift.js

+// 付费电台
+module.exports = (req, res, createWebAPIRequest, request) => {
+    const cookie = req.get("Cookie") ? req.get("Cookie") : "";
+    const data = {
+        csrf_token: "",
+        limit: req.query.limit || 10,
+        offset: req.query.offset || 0,
+    };
+    createWebAPIRequest(
+        "music.163.com",
+        "/weapi/djradio/home/paygift/list?_nmclfl=1",
+        "POST",
+        data,
+        cookie,
+        music_req => {
+            res.send(music_req);
+        },
+        err => res.status(502).send("fetch error")
+    );
+};