Deduplicate guest tasks list and restore header icon

resources/js/guest/components/Header.tsx

@@ -13,6 +13,7 @@ import {
   Clock,
   MessageSquare,
   Sparkles,
+  LifeBuoy,
   UploadCloud,
   AlertCircle,
   Check,

resources/js/guest/lib/__tests__/taskUtils.test.ts

@@ -0,0 +1,22 @@
+import { dedupeTasksById } from '../taskUtils';
+
+describe('dedupeTasksById', () => {
+  it('returns empty array for empty input', () => {
+    expect(dedupeTasksById([])).toEqual([]);
+  });
+
+  it('keeps the first occurrence and preserves order', () => {
+    const tasks = [
+      { id: 1, title: 'A' },
+      { id: 2, title: 'B' },
+      { id: 1, title: 'A-dup' },
+      { id: 3, title: 'C' },
+    ];
+
+    expect(dedupeTasksById(tasks)).toEqual([
+      { id: 1, title: 'A' },
+      { id: 2, title: 'B' },
+      { id: 3, title: 'C' },
+    ]);
+  });
+});

resources/js/guest/lib/taskUtils.ts

@@ -0,0 +1,18 @@
+export type TaskIdentity = {
+  id: number;
+};
+
+export function dedupeTasksById<T extends TaskIdentity>(tasks: T[]): T[] {
+  const seen = new Set<number>();
+  const unique: T[] = [];
+
+  tasks.forEach((task) => {
+    if (seen.has(task.id)) {
+      return;
+    }
+    seen.add(task.id);
+    unique.push(task);
+  });
+
+  return unique;
+}

resources/js/guest/pages/TaskPickerPage.tsx

@@ -21,6 +21,7 @@ import { getDeviceId } from '../lib/device';
 import { FADE_SCALE, FADE_UP, STAGGER_FAST, getMotionContainerProps, getMotionItemProps, prefersReducedMotion } from '../lib/motion';
 import PullToRefresh from '../components/PullToRefresh';
 import { triggerHaptic } from '../lib/haptics';
+import { dedupeTasksById } from '../lib/taskUtils';
 
 interface Task {
   id: number;
@@ -133,9 +134,10 @@ export default function TaskPickerPage() {
             ? payload.tasks
             : [];
 
-      const entry = { data: taskList, etag: response.headers.get('ETag') };
+      const uniqueTasks = dedupeTasksById(taskList);
+      const entry = { data: uniqueTasks, etag: response.headers.get('ETag') };
       tasksCacheRef.current.set(cacheKey, entry);
-      setTasks(taskList);
+      setTasks(uniqueTasks);
     } catch (err) {
       console.error('Failed to load tasks', err);
       setError(err instanceof Error ? err.message : 'Unbekannter Fehler');