change ci

Author: KaichiManabe

.github/workflows/ci.yml

@@ -86,7 +86,7 @@ jobs:
       - uses: actions/setup-node@v3
       - uses: oven-sh/setup-bun@v2
       - run: make prepare-deploy-web
-      - run: test `ls web/out | wc -l` != 0
+      - run: test `ls web/.next | wc -l` != 0
 
   deploy-test-server:
     name: Deploy Test (server)