make change that could possibly make the app work on a different subdomain than the api

bfrontend/src/APIRequest.js

@@ -6,6 +6,14 @@ async function APIRequest(endpoint, options) {
     let isOK = false;
     let err;
 
+    if (!options) options = {};
+    if (!options.headers) options.headers = {};
+
+    options = {
+        credentials: 'include',
+        ...options
+    };
+
     try {
         res = await fetch(`${config.apiUrl}${endpoint}`, options);
         json = await res.json();