update Readme

Author: darika-dev

README.md

@@ -97,3 +97,15 @@ npm run start
 ### Algolia bump
 
 `node index.js` - update apps and wallets algolia index every hour.
+
+---
+
+### MailerLite
+
+### GET `/subscriber`
+
+**200**: Returns the single subscriber
+
+### POST `/group-add-subscriber`
+
+**200**: Assigns a subscriber to the group with the given name.

src/index.js

@@ -75,7 +75,7 @@ app.get("/subscriber", cache.serve(30), async (req, res) => {
     });
 });
 
-app.put("/group-add-subscriber", cache.serve(30), async (req, res) => {
+app.post("/group-add-subscriber", cache.serve(30), async (req, res) => {
   const mailerLite = MailerLite(MAILERLITE_API_KEY);
   const {groupId, userID} = req.body;
   mailerLite