show materials on /submission/[id]

Author: marcoacierno

frontend/src/components/submission/submission.graphql

@@ -28,6 +28,14 @@ query Submission($id: ID!, $language: String!) {
       id
       name
     }
+    materials {
+      id
+      name
+      url
+      fileId
+      fileUrl
+      fileMimeType
+    }
     speaker {
       id
       fullName

frontend/src/pages/submission/[id]/index.tsx

@@ -79,6 +79,7 @@ export const SubmissionPage = () => {
         speakers={submission?.speaker ? [submission.speaker] : null}
         bookable={false}
         spacesLeft={0}
+        materials={submission?.materials}
         sidebarExtras={
           <VerticalStack alignItems="start" gap="small">
             {submission.canEdit ? (