feat: name export file with meaningful title instead of id (#379)

frontend/utils/request.ts

@@ -0,0 +1,17 @@
+export function getFilenameFromContentDisposition(disposition: string | null): string | null {
+  if (!disposition) return null;
+
+  const filenameStar = disposition.match(/filename\*\s*=\s*UTF-8''([^;]+)/i);
+  if (filenameStar?.[1]) {
+    try {
+      return decodeURIComponent(filenameStar[1]);
+    } catch {
+      // ignore
+    }
+  }
+
+  const filename = disposition.match(/filename\s*=\s*"([^"]+)"/i) || disposition.match(/filename\s*=\s*([^;]+)/i);
+  if (filename?.[1]) return filename[1].trim();
+
+  return null;
+}