Refactor backend CORS settings to include default origins and improve error handling in chat services: Introduce dynamic CORS origin handling, enhance RabbitMQ message sending with fallback mechanisms, and update WebSocket service to manage pending messages. Update UI components for better accessibility and responsiveness, including adjustments to dialog and navigation elements. Enhance styling for improved user experience across various components.

frontend/src/main.js

@@ -7,6 +7,7 @@ import i18n from './i18n';
 import { createVuetify } from 'vuetify';
 import * as components from 'vuetify/components';
 import * as directives from 'vuetify/directives';
+import feedbackPlugin from './utils/feedback';
 
 function getBrowserLanguage() {
     // Prüfe zuerst die bevorzugte Sprache
@@ -56,5 +57,6 @@ app.use(store);
 app.use(router);
 app.use(i18n);
 app.use(vuetify);
+app.use(feedbackPlugin);
 
 app.mount('#app');