589c8a0e9e
- Moved `handleSave`, `handleChange`, `handleDisplayEinschalten`, `handleSetDateTime`, `handleClearDatabase`, and `handleReboot` to separate handler files for better modularity and code organization. - Updated imports in `KueModal.jsx` and `SettingsModal.jsx` to use new handler files. - Improved code readability and maintainability by organizing functions into dedicated handler modules.