fix: app path name

.gitea/workflows/ci.yml

@@ -16,12 +16,14 @@ jobs:
       - run: tar cf app.tar app/
       - uses: actions/upload-artifact@v3
         with:
-        name: app.tar
+          name: app
-        path: app.tar
+          path: app.tar
   test:
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/download-artifact@v3
         with:
-          name: app.tar
+          name: app
-      - run: tar xf app.tar/app.tar
+      - run: tar xf app.tar
+      - run: chmod +x app/app
       - run: ./app/app