Changed how the artwork gets sent to the API, this is done by sending it separately, so now we have 2 endpoints, its not the best but, it works for now :)

options.js

@@ -1,14 +1,16 @@
 /* global chrome */
 document.addEventListener('DOMContentLoaded', () => {
-  chrome.storage.sync.get(['endpoint', 'token'], (data) => {
+  chrome.storage.sync.get(['endpoint', 'token', 'artworkEndpoint'], (data) => {
     document.getElementById('endpoint').value = data.endpoint || '';
     document.getElementById('token').value = data.token || '';
+    document.getElementById('artworkEndpoint').value = data.artworkEndpoint || '';
   });
 
   document.getElementById('save').addEventListener('click', () => {
     const endpoint = document.getElementById('endpoint').value;
     const token = document.getElementById('token').value;
-    chrome.storage.sync.set({ endpoint, token }, () => {
+    const artworkEndpoint = document.getElementById('artworkEndpoint').value;
+    chrome.storage.sync.set({ endpoint, token, artworkEndpoint }, () => {
       alert('Settings saved.');
     });
   });