Add Pezkuwi SDK UI - Polkadot.js Apps clone

- Clone Polkadot.js Apps repository
- Update package.json with Pezkuwi branding
- Add Pezkuwi endpoint to production chains (wss://pezkuwichain.app:9944)
- Create comprehensive README for SDK UI
- Set up project structure with all packages

Next steps:
- Apply Kurdistan colors (Kesk, Sor, Zer, Spi + Black) to UI theme
- Replace logos with Pezkuwi branding
- Test build and deployment

pezkuwi-sdk-ui/packages/react-hooks/src/useQueueStatus.ts

@@ -0,0 +1,36 @@
+// Copyright 2017-2025 @polkadot/react-hooks authors & contributors
+// SPDX-License-Identifier: Apache-2.0
+
+import type { OnDemandQueueStatus } from './types.js';
+
+import { useEffect, useState } from 'react';
+
+import { createNamedHook, useApi, useCall } from '@polkadot/react-hooks';
+
+function extractInfo (value: OnDemandQueueStatus) {
+  return {
+    freedIndices: value.freedIndices,
+    nextIndex: value.nextIndex,
+    smallestIndex: value.smallestIndex,
+    traffic: value.traffic
+  };
+}
+
+function useQueueStatusImpl (): OnDemandQueueStatus | undefined {
+  const { api } = useApi();
+
+  const queue = useCall<OnDemandQueueStatus>(api.query.onDemandAssignmentProvider?.queueStatus);
+
+  const [state, setState] = useState<OnDemandQueueStatus | undefined>();
+
+  useEffect((): void => {
+    queue &&
+            setState(
+              extractInfo(queue)
+            );
+  }, [queue]);
+
+  return state;
+}
+
+export const useQueueStatus = createNamedHook('useQueueStatus', useQueueStatusImpl);