feat(worker): Geschiedenis screen with session list and CSV export

apps/worker/src/lib/export.ts

@@ -0,0 +1,23 @@
+import { API_URL } from './api';
+import { getToken } from './auth-storage';
+
+/**
+ * Authenticated CSV download. A plain `<a href>` cannot carry the bearer token,
+ * so we fetch the blob ourselves and trigger a download via an object URL.
+ */
+export async function downloadExport(): Promise<void> {
+  const token = getToken();
+  const res = await fetch(`${API_URL}/api/export`, {
+    headers: token ? { Authorization: `Bearer ${token}` } : {},
+  });
+  if (!res.ok) throw new Error('Kan de export niet openen');
+  const blob = await res.blob();
+  const url = URL.createObjectURL(blob);
+  const a = document.createElement('a');
+  a.href = url;
+  a.download = 'insole-production-report.csv';
+  document.body.appendChild(a);
+  a.click();
+  a.remove();
+  URL.revokeObjectURL(url);
+}