feat(platform): export history query results

vehicle-data-platform/apps/web/src/domain/csvExport.test.ts

@@ -0,0 +1,14 @@
+import { expect, test } from 'vitest';
+import { buildCsv } from './csvExport';
+
+test('builds csv with escaping and json object values', () => {
+  const csv = buildCsv(
+    [
+      { title: 'VIN', value: (row: { vin: string; fields?: unknown }) => row.vin },
+      { title: '字段', value: (row) => row.fields }
+    ],
+    [{ vin: 'VIN"001', fields: { speed: 42 } }]
+  );
+
+  expect(csv).toBe('"VIN","字段"\n"VIN""001","{""speed"":42}"');
+});