refactor: upgrade to Capacitor 7 & Angular 18

frontend/app/cypress/fixtures/config/default-config.json

@@ -299,7 +299,7 @@
         "icon": "school",
         "items": [
           {
-            "icon": "grade",
+            "icon": "star",
             "route": "/favorites",
             "title": "favorites",
             "translations": {

frontend/app/cypress/integration/dashboard.spec.ts

@@ -33,9 +33,9 @@ describe('dashboard', async function () {
   describe('schedule section', function () {
     it('should lead to the week overview', function () {
       cy.get('.schedule')
-        .contains('a', /Wochen.*übersicht/)
+        .contains('a', /Wochen.*ansicht/)
         .click();
-      cy.url().should('include', '/schedule/week-overview');
+      cy.url().should('include', '/schedule/weekly-view');
     });
 
     it('should lead to the calendar', function () {

frontend/app/cypress/integration/schedule.spec.ts

@@ -100,7 +100,7 @@ describe('schedule', function () {
     cy.get('ion-searchbar').click().type('a');
     cy.wait('@search');
     cy.wait('@chips');
-    cy.wait(200);
+    cy.wait(1000);
     cy.contains('ion-item', 'UNIcert (Test)')
       .contains('stapps-add-event-action-chip', 'Termine Auswählen')
       .click();