Disable npm cache for now.

.gitea/workflows/test.yml

@@ -15,8 +15,8 @@ jobs:
         uses: actions/setup-node@v4
         with:
           node-version: '24'
-          cache: 'npm'
-          cache-dependency-path: backend/package-lock.json
+          # cache: ''npm''
+          # cache-dependency-path: backend/package-lock.json
       - name: Install dependencies
         run: cd backend && npm ci
       - name: Run tests