increase increase max file upload for nginx

nginx-sample.conf

@@ -4,6 +4,9 @@ server {
         index index.php;
         server_name your-domain.com;
 
+        # increase max file upload
+        client_max_body_size 10M;
+        
         location / {
                 try_files $uri $uri/ /index.php;
         }