chore: upgrade to L9

BREAKING CHANGE: This commit updates the Laravel framework to version 9. Additionally, it also updates outdated and abandoned dependencies in the composer.json file.

The resources/lang directory has also been moved to the repository's root directory.

lang/vendor/log-viewer/ru.json

@@ -0,0 +1,13 @@
+{
+    "Date": "Дата",
+    "The list of logs is empty!": "Список журналов пуст!",
+    "All": "Все",
+    "Emergency": "Аварийная",
+    "Alert": "Предупреждение",
+    "Critical": "Критический",
+    "Error": "Ошибка",
+    "Warning": "Предупреждение",
+    "Notice": "Уведомление",
+    "Info": "Информация",
+    "Debug": "Отладка"
+}