Add cors headers to the app config route

website/app/routes/app-config.tsx

@@ -1,16 +1,22 @@
-import { LoaderFunctionArgs } from '@remix-run/server-runtime'
+import { json, LoaderFunctionArgs } from '@remix-run/server-runtime'
 import { YearSponsors } from '~/lib/config-types'
 
 /** This route is used by the app or integrations to understand the state of the conference */
-export function loader({ context }: LoaderFunctionArgs): AppConfig {
-    return {
+export function loader({ context }: LoaderFunctionArgs) {
+    const data: AppConfig = {
         conferenceDate: context.conferenceState.conference.date ?? null,
         sponsors: context.conferenceState.conference.sponsors,
         support: 'https://raw.githubusercontent.com/dddwa/dddperth/refs/heads/main/website-content/pages/support.mdx',
         home: {
             after: 'https://raw.githubusercontent.com/dddwa/dddperth/refs/heads/main/website-content/pages/post-conference.mdx',
         },
     }
+
+    return json(data, {
+        headers: {
+            'Access-Control-Allow-Origin': '*',
+        },
+    })
 }
 
 interface AppConfig {