feat(ui.js): Schaltfläche zum Abmelden mit Icon hinzugefügt.

- Mock-Button auf der rechten Seite hinzugefügt, um ein Padding auf die rechte Seite zu setzen
 - Mock-Aktion zur Abmelde-Schaltfläche hinzugefügt

EnvelopeGenerator.Web/wwwroot/js/ui.js

@@ -89,6 +89,26 @@
         icon: `<svg width="30" height="30" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
               <path d="M20 13V17.5C20 20.5577 16 20.5 12 20.5C8 20.5 4 20.5577 4 17.5V13M12 3L12 15M12 3L16 7M12 3L8 7" stroke="#000000" stroke-width="1.5" stroke-linecap="round" stroke-linejoin="round"/>
             </svg>`,
+      },
+      {
+        type: 'custom',
+        id: 'button-logout',
+        className: 'button-logout',
+        title: 'logout',
+        onPress() {
+          callback('LOGOUT')
+        },
+        icon: `<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" fill="currentColor" class="bi bi-box-arrow-left" viewBox="0 0 16 16">
+                <path fill-rule="evenodd" d="M6 12.5a.5.5 0 0 0 .5.5h8a.5.5 0 0 0 .5-.5v-9a.5.5 0 0 0-.5-.5h-8a.5.5 0 0 0-.5.5v2a.5.5 0 0 1-1 0v-2A1.5 1.5 0 0 1 6.5 2h8A1.5 1.5 0 0 1 16 3.5v9a1.5 1.5 0 0 1-1.5 1.5h-8A1.5 1.5 0 0 1 5 12.5v-2a.5.5 0 0 1 1 0z"/>
+                <path fill-rule="evenodd" d="M.146 8.354a.5.5 0 0 1 0-.708l3-3a.5.5 0 1 1 .708.708L1.707 7.5H10.5a.5.5 0 0 1 0 1H1.707l2.147 2.146a.5.5 0 0 1-.708.708z"/>
+              </svg>`
+      },
+      {
+        type: 'custom',
+        id: 'mock',
+        className: 'mock',
+        title: 'Mock',
+        icon: `<svg xmlns="http://www.w3.org/2000/svg" width="32" height="32" fill="currentColor" class="bi bi-box-arrow-left" viewBox="0 0 16 16"></svg>`
       }
     ];
   }