fix/ci/bump-actions-cache-from-v4-to-v5 (#59)

Author: codespearhead

.github/workflows/ci.yml

@@ -183,7 +183,7 @@ jobs:
 
       - name: Cache Playwright browsers
         id: cache-playwright
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/ms-playwright
           key: playwright-${{ runner.os }}-${{ hashFiles('**/poetry.lock') }}