2025.6 update

Author: zuzanna-maria

.github/workflows/playwright-local.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Checkout branch
         working-directory: cryptpad
         run: |
-          git checkout staging
+          git checkout 2026.5-test
           git branch
       - name: Install dependencies
         run: npm install --prefix cryptpad