add headers

Author: dana-seqera

netlify.toml

@@ -16,4 +16,9 @@
   [[redirects]]
   from = "https://summit.nextflow.io/2025/boston/agenda/enabling-reproducible-science-and-african-represenation-in-science-through-nextflow-workshops"
   to = "https://summit.nextflow.io/2025/agenda/enabling-reproducible-science-and-african-representation-in-science-through-nextflow-workshops"
-  status = 301
+  status = 301
+
+  [[headers]]
+  for = "/*"
+  [headers.values]
+    Access-Control-Allow-Origin = "*"