Add typecheck

server/api/quest/[questId]/submit.post.ts

@@ -76,11 +76,11 @@ export default defineEventHandler(async (event) => {
   if (quest.hunt.teams.length <= 0) {
     throw createError({ status: 403, statusText: 'No team yet!' });
   }
-  if (quest.answers.length > 0 && quest.answers[0].final) {
+  if (quest.answers.length > 0 && quest.answers![0]?.final) {
     throw createError({ status: 418, statusText: 'Already marked as final!' });
   }
 
-  const team = quest.hunt.teams[0];
+  const team = quest.hunt.teams![0]!;
 
   const body = await readFormData(event);
   const formDataObj = Object.fromEntries(body.entries());
@@ -101,7 +101,7 @@ export default defineEventHandler(async (event) => {
 
   const prevAnswer =
     quest.answers.length > 0
-      ? quest.answers[0]
+      ? quest.answers![0]!
       : {
           updatedAt: null,
           id: null