Add text version of the response Timeline tab

src-web/hooks/useTimelineViewMode.ts

@@ -0,0 +1,14 @@
+import type { TimelineViewMode } from '../components/HttpResponsePane';
+import { useKeyValue } from './useKeyValue';
+
+const DEFAULT_VIEW_MODE: TimelineViewMode = 'timeline';
+
+export function useTimelineViewMode() {
+  const { set, value } = useKeyValue<TimelineViewMode>({
+    namespace: 'no_sync',
+    key: 'timeline_view_mode',
+    fallback: DEFAULT_VIEW_MODE,
+  });
+
+  return [value ?? DEFAULT_VIEW_MODE, set] as const;
+}