cors issues

server.py

@@ -107,7 +107,7 @@ def inject_language():
 @laberflask.after_request
 def after_request(response):
     response.headers.add('Access-Control-Allow-Origin', '*')
-    response.headers.add('Access-Control-Allow-Headers', 'Content-Type,Authorization')
+    response.headers.add('Access-Control-Allow-Headers', 'Content-Type')
-    response.headers.add('Access-Control-Allow-Methods', 'GET,POST,,OPTIONS')
+    response.headers.add('Access-Control-Allow-Methods', 'GET,POST,OPTIONS')
     response.headers.add('Access-Control-Allow-Credentials', 'true')
     return response