resolving null and CI test from #298 (#301)

Author: adrenallen

.github/workflows/run-tests.yml

@@ -9,7 +9,7 @@ jobs:
       fail-fast: true
       matrix:
         os: [ubuntu-latest]
-        php: ["8.1", "8.2", "8.3"]
+        php: ["8.1", "8.2", "8.3", "8.4"]
         laravel: ["^10.0", "^11.0"]
         dependency-version: [prefer-lowest, prefer-stable]
         include: