feat: realIP option

module/batch.js

@@ -2,15 +2,18 @@
 
 module.exports = (query, request) => {
   const data = {
-    'e_r': true
-  };
-  Object.keys(query).forEach(i => {
+    e_r: true,
+  }
+  Object.keys(query).forEach((i) => {
     if (/^\/api\//.test(i)) {
       data[i] = query[i]
     }
   })
-  return request(
-    'POST', `http://music.163.com/eapi/batch`, data,
-    {crypto: 'eapi', proxy: query.proxy, url: '/api/batch', cookie: query.cookie}
-  )
-};
+  return request('POST', `http://music.163.com/eapi/batch`, data, {
+    crypto: 'eapi',
+    proxy: query.proxy,
+    url: '/api/batch',
+    cookie: query.cookie,
+    realIP: query.realIP,
+  })
+}