Hotkeys and view mode kvs

src-web/hooks/useResponseViewMode.ts

@@ -0,0 +1,15 @@
+import { useKeyValues } from './useKeyValues';
+
+export function useResponseViewMode(requestId?: string): [string, () => void] {
+  const v = useKeyValues({
+    namespace: 'app',
+    key: ['response_view_mode', requestId ?? 'n/a'],
+    initialValue: 'pretty',
+  });
+
+  const toggle = () => {
+    v.set(v.value === 'pretty' ? 'raw' : 'pretty');
+  };
+
+  return [v.value, toggle];
+}