feat: initial version newsletter

pages/api/buttondown.js

@@ -2,14 +2,13 @@
 export default async (req, res) => {
   const { email } = req.body
 
+  console.log('hello 1')
   if (!email) {
     return res.status(400).json({ error: 'Email is required' })
   }
 
   try {
     const API_KEY = process.env.NEXT_PUBLIC_BUTTONDOWN
-    // console.log('Api key : ', API_KEY)
-
     const response = await fetch(`https://api.buttondown.email/v1/subscribers`, {
       body: JSON.stringify({
         email,
@@ -20,12 +19,10 @@ export default async (req, res) => {
       },
       method: 'POST',
     })
-
-    const badReponse = await response.json()
-    // console.log('response : ', await response.json())
+    const responseMessage = await response.json()
 
     if (response.status >= 400) {
-      return badReponse
+      return res.status(500).json({ error: responseMessage[0] })
     }
 
     return res.status(201).json({ error: '' })